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꼉(j)σ(c)֪R(sh)c(din)Y(ji)Y

r(sh)g2025-07-11 16:31:45 ֪R(sh)c(din)Y(ji) ҪͶ
  • P(gun)]

꼉(j)σ(c)֪R(sh)c(din)Y(ji)Y

ٌW(xu)(x)Ŵһ|^֪R(sh)c(din)ɣ֪R(sh)c(din)ij(g)}/֪R(sh)ČW(xu)(x)Ҫc(din)ˎҪ֪R(sh)c(din)Сʹİ꼉(j)σ(c)֪R(sh)c(din)Y(ji)gӭҷ

꼉(j)σ(c)֪R(sh)c(din)Y(ji)Y

һ•F(xin)

1•İl(f)•w(dng)a(chn)һڰl(f)•w(dng)(dng)ֹͣl(f)•Ҳֹͣе(dng)(hu)l(f)•

2•Ă•ĂҪ|(zh)•ڲͬ|(zh)еĂٶȲͬV>VҺ>V⣩ղ܂•

3••ڂ^ϵKﱻ؁ٴ •л•

1^(q)e•cԭ•ėl•_(d)˵Ķԭ•0.1

20.1r(sh)t؁•ֻʹԭ•ӏ(qing)

3û•ɜy(c)l(f)•wϵKжh(yun)•{ϵy(tng)

4{(dio)•ĸߵͽ{(dio)ɰl(f)•w(dng)lʛQlԽ{(dio)Խ

5푶ȣ•ĴС푶푶ȸl(f)•w(dng)СP(gun)߀•Դ˶ľxh(yun)P(gun)

6ɫͬl(f)•wl(f)•Ʒ|(zh)ɫ

7•Դ

Ƕȿ•ָl(f)•woҎ(gu)tsyo(dng)r(sh)l(f)•ĭh(hun)ǶȿǷK˂ϢW(xu)(x)͹••

8•ȼ(j)Ą

÷ؐ턝•ĵȼ(j)30dB40dB^İoh(hun)^50dB͕(hu)Ӱ˯ߣ70dBϕ(hu)ɔ_ՄԒӰ푹ЧL(zhng)90dBϵ•h(hun)(hu)Ӱ 

9•p;•Դ̎^к˶̎p

10•ã1•fϢB•{_(d)ȣ2•f•ʯϴȣ

ڶֹF(xin)͸R(yng)

һķ

1Դ܉l(f)wйԴ

2ھ|(zh)ֱDzģ(dng)Ĵ䵽r(sh)⾀l(f)ˏ

3٣ڲͬ|(zh)Ђٶһ㲻ͬеĂٶȣC=3108m/sڿ՚еٶȽӽ@(g)ٶˮеٶȞ3/4CО2/3C

4ֱđ(yng)ã

(zhn)ֱӰӵγʳʳγС׳

5⾀ʾֱعĂ·һֱֱϮϼ^ʾĂ򣨹⾀Ǽ(sh)Hڣ

6ķ䣺һN|(zh)һN|(zh)Ľr(sh)һֹⷵԭ|(zh)ʹĂl(f)˸׃@NF(xin)Qķ

7ķ䶨ɣ⾀c⾀ͬһƽ⾀⾀־ڷăɂ(c)ǵ

ɚw{飺ɽȡ

8⣺SǵpСpС(dng)Ǟr(sh)Ҳ׃?yu)?/p>

9ɷNF(xin)

1R淴䣺ƽй⾀(jng)淴ijһƽֻijһյ⾀2䣺ƽй⽛(jng)淴(g)ͬķȥڸ(g)ͬķܽյ⾀

ע⣺oՓR淴߀䶼ѭķ䶨

10ڹķй·

11ƽR(du)ã12׃Ă

12ƽRc(din)

1ɵ̓2ĴСȣ3BcR洹ֱﵽRľx

⣺ƽRɵcRSČ(du)QD

13(sh)c̓ą^(q)e

(sh)nj(sh)H⾀(hu)۶ɵӵ(dng)ȻҲۿ̓Ɍ(sh)H⾀(hu)۳ɵnj(sh)H⾀L(zhng)ཻɵֻۿ

14ƽRđ(yng)

1ˮеĵӰ2ƽR3R



1䣺һN|(zh)бһN|(zh)r(sh)һ(hu)l(f)׃@NF(xin)й

⣺cķһӶǰl(f)ڃɷN|(zh)Ľֻ̎Ƿⷵԭ|(zh)tM(jn)뵽һN|(zh)УڹڃɷNͬ|(zh)ٶȲͬڃɷN|(zh)Ľ̎l(f)׃@ǹ

ע⣺ڃɷN|(zh)Ľ̎Ȱl(f)䣬ͬr(sh)Ҳl(f)

2Ҏ(gu)ɣĿ՚бˮ|(zh)Еr(sh)⾀c⾀ͬһƽϣ⾀⾀־ӷɂ(c)Сǣr(sh)ҲS󣻮(dng)⾀ֱ|(zh)r(sh)׃й·

⣺Ҏ(gu)ɷc(din)1һ棨2ɾ־ӣ3ɽP(gun)ϵNr⾀ֱr(sh)ǵǵ0ڹĿ՚бˮȽ|(zh)Еr(sh)Сǣ۹ˮȽ|(zh)б՚Еr(sh)Ǵ

3ڹй·ǿ

4͸R

͸R͸|(zh)ƳɣһDzһ(g)һ֣͸Rh(yun)돽СĶ

͹͸R߅

͸R߅뱡

5Sc(din)

Sͨ^ɂ(g)ĵֱ

ģSЂ(g)c(din)ͨ^Ĺ⾀׃͸RĿJ(rn)ǹģ

c(din)͹͸RʹSƽеĹ⾀(hu)Sϵһc(din)@c(din)͸RĽc(din)áFʾ̓c(din)SƽеĹ⾀(jng)͸R׃ðl(f)ɢl(f)ɢ⾀ķL(zhng)ཻSһc(din)@һc(din)nj(sh)H⾀ĕ(hu)c(din)Խ̓c(din)

ࣺc(din)ĵľxн࣬áfʾ

ÿ(g)͸RЃɂ(g)c(din)һ(g)

6͹͸R(du)(hu)͸R(du)l(f)ɢ

7͹͸RҎ(gu)

̓wͬ(c)(sh)w(c)

h(yun)(sh)С(sh)h(yun)

xc(din)ԽɵԽ

ࣨuС̓(sh)λࣨv(yng)u>2fsС(sh)͸Rɂ(c)fu=2fȴ(sh)͸Rɂ(c)v=2ff2fßC(j)u=fuuŴR

8ʹĻϵϣßƬҪ

9C(j)R^ஔ(dng)һ(g)͹͸RеzƬஔ(dng)ڹ҂{(dio)(ji){(dio)h(hun){(dio)࣬{(dio)R^zƬľxxR^Խh(yun)zƬ͑(yng)R^

W(xu)(x)

һW(xu)(x)(hu)

ЌW(xu)(x)ҪҎ(gu)@ЩҎ(gu)ɣǽQ}ĻA(ch)Ҫ(yng)(hu)

(hu)ӛ_?ci)?gu)ɵă(ni)

(hu)_(d)_Ҏ(gu)ɵı_(d)ʽʽÿ(g)̖(ho)x

(hu)⣺չʽđ(yng)÷ʹ×l

(hu)׃Σ(hu)(du)ʽM(jn)_׃Σ׃κĺx

(hu)(yng)ã(hu)ø͹ʽM(jn)к(jin)εДӋ(j)

ҕDR(sh)D

ڳnͬW(xu)(hu)W(xu)ĈDʾ(jin)εęC(j)еD·D͹·DVҪĮDҪփɲ֣һ֮DD}ȷf·DĈDʾۈDԼ·Dȵһ֣(j)F(xin)ɵĈDΌW(xu)(hu)R(sh)D^R(sh)DָҪעY(ji)ϗlDHҪW(xu)(hu)я(f)sĈDο(jin)ΣDΣҪW(xu)(hu)ڏ(f)sĈDпDΡӋ(j)P(gun)·(x)}r(sh)ѽo·DyǴ“(lin)“(lin)ǻ“(lin)쾚،o·DɵЧ·D͕(hu)׵ؿ·Bc(din)ʹP(gun)}ӭж⡣

עm(dng)֪R(sh)lϵy(tng)

(dng)W(xu)(x)^֪R(sh)r(sh)ͺӛe(cu)ӛԇnĺijЩo(do)LƵĿ܈Dȥӛ

Еr(sh)m(dng)?sh)،?du)M(jn)зʹW(xu)ă(ni)ݻ麆(jin)c(din)ͻ}j(lu)ԼM(jn)з^CϡԲذѷɢĸϵy(tng)ذ¸{fϵy(tng)^Xнһ(g)ĸϵy(tng)ʹԼڌW(xu)(x)^ߏ·ͨ^@N܉(du)A(ch)֪R(sh)߀յ°빦Ч

ԇ}

x}yȲ

ôͬW(xu)?c)x}ĕr(sh)һƺx}r(sh)g(xing)xһ4}аՕr(sh)pxҪã

(du)Ҫͨ^Dx@ȡϢ}Ŀ

ҪJ(rn)^DMďĈDЫ@õϢһЩϢֱӿȰ}_Ȼٻ^DҲS(hu)µİl(f)F(xin)

}(hu)һЩСӋ(j)}

@N}ĿҪעλēQôͬW(xu)?c)ڿǰ횻һ³B^ĆλQ—lнo҂Ķǘ(bio)(zhn)λܴ𰸵ęMF(xin)ąsһ(g)ҊĆλ@(g)Ҫ

}˼·(bio)c(din)̖(ho)

Ӌ(j)}ע}˼·֮߀ע⌦(du)̖(ho)Ę(bio)ע}؏(f)Ę(bio)ע(bio)ԭt׌醾ώܿͨÔ(sh)˜(bio)пӋ(j)}EͬW(xu)ÌӋ(j)^̌Ԕ(x)c(din)ÿһ횕ʽעλʹõȵ

п(f)(x)ķ

һκy}ȏĻ֪R(sh)Ҏ(gu)Ќe(cu)`Դ

W(xu)׺ÿ춼ҪN(x)}ڴ^Е(hu)F(xin)Nӵe(cu)ȻЩͬW(xu)(du)@Щe(cu)}đB(ti)ǡԞ ˾Ǖ(hu)Ĵ֮W(xu)Ԃt^m(x)r(sh)gw{Y(ji)ǰcee֮(hu)п@F(xin)Mǰe(cu)`֮߀(hu)ͬӵe(cu)`߄tMܵĶŽ^e(cu)`ٴΰl(f)

W(xu)Ԃ?c)w{@Щe(cu)}^һ(g)dză(yu)c(din)ĻA(ch)֪R(sh)Ҏ(gu)Ќҵe(cu)`ĸԴnЌҵe(cu)`ĸԴ@N׷Դ(hu)׌ˎ׺һҊѪҵe(cu)`ĶI(yng)(wn)ǰM(jn)

@NпW(xu)ԂԇˬČW(xu)E[֮һ

п}}͌W(xu)(x)c(din)

пǰ@ׂ(g)W(xu)Ԃ(hu)͸о(dng)?sh)ؚvп}ЌҳNԳ}Ҏ(gu)ɡҵN(g)Ի(x)}(hu)@Щп}Ҏ(gu)ҵ}͌W(xu)(x)c(din)

?c)֮W(xu)(x)ж(hu)Ŀxc(din)@ӵČW(xu)(x)Ч

ȡ}ȡ n

(f)(x)ANYԇ(x)}FoFoM}׌C(j)е}^жo԰

䌍(sh)W(xu)(hu)ȡ}ڿһԇ֮ѸҳЩԼһ(hu)ܱCfoһʧģЩЩ¶Ҫһr(sh)g˼Ҳܴ_(du)ģЩǸXy׺벻˼·Ȼ(hu)Ѹٵİ@Щ(x)}֞y

(du)(hu)}һԶ^׺M(fi)̫r(sh)g(du)c(din)y̫յ}c(din)J(rn)挦(du)ĕr(sh)gȥо(du)ƫ}}ԻSr(sh)g˼˼һɲһɲҲ]˼·ȥͻ͹r(sh)ᗉԺQ

c֮(du)(yng)ľnjW(xu)Ԃ(du)@N} n^W(xu)Ԃo }c(din) еy}оJ(rn) y}

쾚ոN}͵ķw{˼·γɗl

пׂ(g)W(xu)һҪÿ(f)(x)r(sh)쾚ծ(dng)Ҫյ}͵ķ˼·ɣγmԼһ˼·ͼ

ĶijN}͗lƵ뵽@һ}}Ч

w{e(cu)֪R(sh)c(din)γϵy(tng)֪R(sh)W(wng)j(lu)

пW(xu)Ԏ׺ÿ춼Y(ji)w{e(cu)֪R(sh)c(din)ӛγe(cu)}@Щe(cu)}иN͵e(cu)}w{ҲиNe(cu)һ(j)֪R(sh)c(din)(j)֪R(sh)c(din)Լ(dng)һлA(ch)֪R(sh)@Щe(cu)֪R(sh)_(d)ڕ(hu)؞ͨr(sh)׃õĺ(jin)׌W(xu)

ČW(xu)ϾǚvпW(xu)ԂһֱõN(sh)Ï(f)(x)֪R(sh)ķ@Щdz(sh)ܿɿ(j)

ɿ(j)ķ

һעػA(ch)n

ܶຢڌW(xu)(x)^в]кעn]^߿^Pӛ?yn)nv֪R(sh)ܺ(jin)һ ԌW(xu)׺ҕ@ЩA(ch)Ė|ܶͬW(xu)XԼnW(xu)úܡ(sh)nҲJ(rn) vɾǿҲ@ӵĽ(jng)v͸ֱһ݆(f)(x)ҲŰl(f)F(xin)}һr(sh)g]A(ch)֪R(sh)ֻǙC(j)е}ȥ˼ؿ֪R(sh)c(din)(do)ԼW(xu)ă(ni)񡰿л@ֱ@NɱԞW(xu)ĺܺһM(jn)(f)(x)͇LԼNµĿmȻǕr(sh)߀DžsM(fi)˴ĕr(sh)g;ڴѴڌW(xu)nr(sh)Ҫȥֻӛׂ(g)l(hu)Ĺʽвͨ߀Ҫϡ}Ŀr(sh)ؿn(ni)ݣҰn(dng)Լĸ(jng)nÿһx(hu)o㡰Ȼ_ʡD

ڶW(xu)F

ӛÿ^@һԒW(xu)IJ಻ҪDԸ߹ȻԲҲoģ֪DǿB(yng)ߵW(xu)˶}Ŀ˶ٷᘌ(du)һN͵}ĿԱ^ҵ򵽳}ڴ˳}ԭDҲ׃(dng)ܞ(dng)򼊷bµͬ(ni)ADϲ

ώԼ

oώIJ]һ(g)ώˌW(xu)죬(hu)ĥ̷(f)ՓCȻڽoW(xu)ÿ(g)ώ҂ֵøxҪMm(yng)ֿƺ׃(yng)ĸ׃eO(yng)(du)ʹnώԼώͬW(xu)Լһ

(dng)Ҫ

䌍(sh)Ҳv^늌W(xu)W(xu)fҪ?jing)ҲfҪW(xu)W(xu)늌W(xu)Ԓ(dng)֮DD(du)DεȵȶҪǺܶW(xu)]kB(yng)@(g)(x)Tֻǿ?j)ֻ۾x}Ը(dng)ȥDӋ(j)ĕr(sh)ӲԸ(dng)Ӌ(j)@(g)(sh)W(xu)߁@ЩС(x)(ji)(du)ڌW(xu)(x)K

W(xu)(x)Ҫ(jng)Եm(dng)?sh)ĕr(sh)g(f)(x)

?yn)֪R(sh)c(din)(du)f(hu)؄e࣬W(xu)ڌW(xu)һ(g)}֮(du)ǰ֪R(sh)һ(g)(jin)εĻͣW(xu)(x)(f)(x)@ӌ(du)֪R(sh)c(din)ղŕ(hu)ι

1ȟݵĸ

λ|(zh)ijN|(zh)ض(߽)1(߷ų)ğ@N|(zh)ıȟ(jin)Qȟᡣ÷̖(ho)cʾȟ

2ȟݵĆλ

ڇ(gu)HλУȟݵĆλǽÿǧ˔z϶̖(ho)J/(kg)

3ȟݵx

(1)ȟͨ^^λ|(zh)ijN|(zh)ض1r(sh)յğÁʾN|(zh)IJͬ|(zh)

(2)ˮıȟǡ103J/(kg)xǣ1ǧˮض(򽵵)1(ų)ğǡ103J

4ȟ

(1)ȟ|(zh)һNN|(zh)Լıȟ

(2)ıȟ߀Կ|(zh)ˮıȟ@ζͬܟsrˮĜض׃ҪСЩˮ@(g)(du)Ӱܴ̫lͬr(sh)غ؅^(q)ȃ(ni)ꑵ؅^(q)ضߵҹغ؅^(q)ضȽҲһ֮غ؅^(q)ض׃С(ni)ꑵ؅^(q)ض׃һ֮ļ(ni)ꑱغן(ni)ꑱغ

(3)ˮȟݴc(din)a(chn)Ҳ(jng)܇l(f)(dng)C(j)l(f)늙C(j)șC(j)ڹr(sh)Ҫl(f)ͨҪѭh(hun)(dng)ˮsҲßˮȡů

5f

(1)ȟ|(zh)֮һijN|(zh)ıȟ᲻(hu)?yn)|(zh)ջųĶٶ׃Ҳ(hu)?yn)|(zh)Ķٻض׃Ķٶ׃

(2)ͬN|(zh)ͬһB(ti)£ȟһ(g)׃Ķֵ

(3)|(zh)ĠB(ti)׃ˣȟS֮׃ˮ׃ɱ

(4)ͬ|(zh)ıȟһ㲻ͬ

6Ӌ(j)㣺

Q=cmtʽtضȵ׃ڟf^ĩضcض֮

ע⣺

wضߵ(򽵵͵)cض(򽵵)xDzͬ磺ˮضȏlOߵ30棬ضȵ׃Ǧt==30-lO=2Owض20ضȵ׃t=20

ڟQwĩضȕr(sh)ğcضȕr(sh)ğ֮?yn)?j)wijһضеğǛ]xġ_ǟQĩضȕr(sh)wă(ni)cضȕr(sh)wă(ni)֮

ɿ(j)ķЩ

һҕA(ch)֪R(sh)c(din)ӛ

]аѻA(ch)֪R(sh)nϵĹʽӛס^(du)ܿ߷סnĻһ(g)ʹ^̣lܿһӛסҪص׳͸Ҫn·(f)(f)Ļ^һDyĚv(ni)ݺw̫V֧֮g“(lin)ϵ־oܣѻA(ch)֪R(sh)ڕ(hu)؞ͨԇࡣҪ@һҪn̓ ώv⣬Ҫ˼Y(ji)ѭuM(jn)Լͬr(sh)n߀Ҫ}ڼ(x)ĵĽ}^пY(ji)}ߺ呟(yng)ԇˮƽ

ͬW(xu)ҪJ(rn)ȥY(ji)ͷ˼Լe(cu)}

e(cu)ĵطӳ҂ıh(hun)(ji)ÿһe(cu)}ֵھ֪R(sh)о͸һ͵e(cu)}ҳԼ֪R(sh)©^ʮ}

ͨ^}ͿY(ji)⿼c(din)һЩͽ}Ҏ(gu)ʽʹ×l

W(xu)x_}һЩ(x)}얹֪R(sh)c(din)Ҳܼӿ}ٶȣչ˼S^Ҫ}Ŀ߀Ǟ얹̿c(din)얹̲̽ϵĻA(ch)(ni)ҊĿc(din)һ(g)Y(ji)(dng)ȻҪY(ji)Լ^}C(j)еغėl(sh)Ҏ(gu)ԭt(dng)ܶĵ͑(yng)È(chng)(dng)غ㶨ɵʹíh(hun)ǰlȡ

(x)(ji)ҕ(zhn)ҕ

W(xu)(x)ܿDZԹyW(xu)ǘh(yun)ҲW(xu)ҪҪԼͨ^Ŭܿ߷֡(dng)ȻäĿ߀Ҫ˼ҵ(yng)(du)IJ(jng) ͬW(xu)fyԹ}Լֵԭr߀ԼČW(xu)(x)(du)·Ʉeۂ߅W(xu)؄eõČW(xu)Ҫ±ԹۂҪW(xu)(x)ԼČW(xu)(x)ЧʡW(xu)ҲڌW(xu)(x)˼·ͷ̎Q}˼·cͨ^(x)}҂܌(du)c(din)eһ|ͨչ}˼S߽}|(zh)cٶȡ

ČW(xu)(x)

һW(xu)(hu)Vz}ĿY(ji)Č(du)e(cu)

AΛ]ЌTᘌ(du)VM(jn)ЌW(xu)(x)Vһ(g)ʮֺõĹ֪V͌(do)Vƌ(do)ʽ(du)z}ĿкܴĎ܉יzӋ(j)r(sh)ڃāGʧe(cu)`ڑ(yng)(du)һЩx}r(sh)Ҳ(hu)벻Ч

(x)ķ}Ŀеÿһ(g)P(gun)I~

"ǡ"ϲgЩ(yn)֔(jn)(jin)}Ŀ}Ŀеÿһ(g)~Zǽ}P(gun)Iÿһ(g)֪Dzɻȱ磺һ(g)|(zh)mwoֹڹ⻬ˮƽ@ӵһ}Ŀн(jng)F(xin)ԒͿQ@Ԓеÿһ(g)~ȱt}Ŀ͟o}r(sh)҂ҪJ(rn)}Ŀеÿһ(g)~ܿܽ}P(gun)I}Ŀ

СҎ(gu)}Ŀе

SW(xu)ČW(xu)(x)ˮƽԽԽμĿ֪R(sh)c(din)ѽ(jng)yڌW(xu)g_nΣ}ĿO(sh)TʹЩСĵČW(xu)M(jn)Ǹ߿}ώϲgɵһ



W(xu)(yng)(du)W(xu)֪R(sh)д_еŪеĵ֪R(sh)ڷF(xin)ĻA(ch)Ͻ(jng)^󡢸ÁĻǽ(jng)^Á@֪R(sh)Ҫһ(g)ƌW(xu)˼S^ҕ@(g)^^XֻʣһЩɰͰ͵Ĺʽ͗lģͲ֪R(sh)˼SҲòӖ(xn)ҪR(sh)ԼĿƌW(xu)˼S

Ҫҕ^ԇ(yn)

֪R(sh)Դڌ(sh)`؄eǁԴ^ԇ(yn)ҪJ(rn)^F(xin)a(chn)ėlԭҪJ(rn)ÌW(xu)(sh)(yn)W(xu)(hu)ʹÃx̎픵(sh)(j)˽ԇ(yn)о}ĻҪͨ^^ԇ(yn)R(sh)Լ^ԇ(yn)?zi)?/p>

п(f)(x)ķ

һκy}ȏĻ֪R(sh)Ҏ(gu)Ќe(cu)`Դ

W(xu)׺ÿ춼ҪN(x)}ڴ^Е(hu)F(xin)Nӵe(cu)ȻЩͬW(xu)(du)@Щe(cu)}đB(ti)ǡԞ ˾Ǖ(hu)Ĵ֮W(xu)Ԃt^m(x)r(sh)gw{Y(ji)ǰcee֮(hu)п@F(xin)Mǰe(cu)`֮߀(hu)ͬӵe(cu)`߄tMܵĶŽ^e(cu)`ٴΰl(f)

W(xu)Ԃ?c)w{@Щe(cu)}^һ(g)dză(yu)c(din)ĻA(ch)֪R(sh)Ҏ(gu)Ќҵe(cu)`ĸԴnЌҵe(cu)`ĸԴ@N׷Դ(hu)׌ˎ׺һҊѪҵe(cu)`ĶI(yng)(wn)ǰM(jn)

@NпW(xu)ԂԇˬČW(xu)E[֮һ

п}}͌W(xu)(x)c(din)

пǰ@ׂ(g)£W(xu)Ԃ(hu)͸о(dng)?sh)ؚvп}ЌҳNԳ}Ҏ(gu)ɡҵN(g)Ի(x)}(hu)@Щп}Ҏ(gu)ҵ}͌W(xu)(x)c(din)

?c)֮W(xu)(x)ж(hu)Ŀxc(din)@ӵČW(xu)(x)Ч

ȡ}ȡ n

(f)(x)AΣNYԇ(x)}FoFoM}׌C(j)е}^жo԰

䌍(sh)W(xu)(hu)ȡ}ڿһԇ֮ѸҳЩԼһ(hu)ܱCfoһʧģЩЩ¶Ҫһr(sh)g˼Ҳܴ_(du)ЩǸXy׺벻˼·Ȼ(hu)Ѹٵİ@Щ(x)}֞y

(du)(hu)}һԶ^׺M(fi)̫r(sh)g(du)c(din)y̫յ}c(din)J(rn)挦(du)ĕr(sh)gȥо(du)ƫ}}ԻSr(sh)g˼˼һɲһɲҲ]˼·ȥͻ͹r(sh)ᗉԺQ

c֮(du)(yng)ľnjW(xu)Ԃ(du)@N} n^̣W(xu)Ԃo }c(din) еy}оJ(rn) y}

ġ쾚ոN}͵ķw{˼·γɗl

пׂ(g)£W(xu)һҪÿ(f)(x)r(sh)쾚ծ(dng)Ҫյ}͵ķ˼·γmԼһ˼·ͼ

ĶijN}͗lƵ뵽@һ}}Чʡ

w{e(cu)֪R(sh)c(din)γϵy(tng)֪R(sh)W(wng)j(lu)

пW(xu)Ԏ׺ÿ춼Y(ji)w{e(cu)֪R(sh)c(din)ӛγe(cu)}@Щe(cu)}иN͵e(cu)}w{ҲиNe(cu)һ(j)֪R(sh)c(din)(j)֪R(sh)c(din)Լ(dng)һлA(ch)֪R(sh)@Щe(cu)֪R(sh)_(d)ڕ(hu)؞ͨr(sh)׃õĺ(jin)׌W(xu)

ČW(xu)ϾǚvпW(xu)ԂһֱõN(sh)Ï(f)(x)֪R(sh)ķ@Щdz(sh)ܿɿ(j)

ɿ(j)ķ

һעػA(ch)n

ܶຢڌW(xu)(x)^в]кעn]^߿^Pӛ?yn)nv֪R(sh)ܺ(jin)Σһ ԌW(xu)׺ҕ@ЩA(ch)Ė|ܶͬW(xu)XԼnW(xu)úܡ(sh)nҲJ(rn) vɾǿãҲ@ӵĽ(jng)v͸ֱһ݆(f)(x)ҲŰl(f)F(xin)}ڣһr(sh)g]A(ch)֪R(sh)ֻǙC(j)е}ȥ˼ؿ֪R(sh)c(din)(do)ԼW(xu)ă(ni)񡰿л@ֱ@NɱԞW(xu)ĺܺһM(jn)(f)(x)͇LԼNµĿmȻǕr(sh)߀DžsM(fi)˴ĕr(sh)g;ڴѴңڌW(xu)nr(sh)Ҫȥֻӛׂ(g)l(hu)Ĺʽвͨģ߀Ҫϡ}Ŀr(sh)ؿn(ni)ݣҰn(dng)Լĸ(jng)nÿһx(hu)o㡰Ȼ_ʡD

ڶW(xu)F

ӛÿ^@һԒW(xu)IJ಻ҪDԸ߹ȻãԲҲo֪DǿB(yng)ߵġW(xu)˶}Ŀ˶ٷᘌ(du)һN͵}ĿԱ^ҵ򵽳}ڴ˳}ԭDҲ׃(dng)ܞ(dng)򼊷bµͬ(ni)ADϲ

ώԼ

oώIJ]һ(g)ώˌW(xu)죬(hu)ĥ̷(f)ՓCȻڽoW(xu)ÿ(g)ώ҂ֵøxҪMm(yng)ֿƺ׃(yng)ĸ׃eO(yng)(du)ʹnώԼώͬW(xu)ԼһУ

(dng)Ҫ

䌍(sh)Ҳv^늌W(xu)W(xu)fҪ?jing)ҲfҪW(xu)W(xu)늌W(xu)Ԓ(dng)֮DD(du)DεȵȶҪաǺܶW(xu)]kB(yng)@(g)(x)Tֻǿ?j)ֻ۾x}Ը(dng)ȥDӋ(j)ĕr(sh)ӲԸ(dng)Ӌ(j)@(g)(sh)W(xu)߁㡣@ЩС(x)(ji)(du)ڌW(xu)(x)K

壬W(xu)(x)Ҫ(jng)Եm(dng)?sh)ĕr(sh)g(f)(x)

?yn)֪R(sh)c(din)(du)f(hu)؄eW(xu)ڌW(xu)һ(g)}֮(du)ǰ֪R(sh)һ(g)(jin)εĻͣW(xu)(x)(f)(x)W(xu)(x)(f)(x)@ӌ(du)֪R(sh)c(din)ղŕ(hu)ι̡

W(xu)֪R(sh)c(din)

1

Դl(f)wփɴc(din)Դ͔U(ku)չԴ.c(din)ԴһNģͣU(ku)չԴɿɟo(sh)c(din)Դļ.⾀ʾĎ׺ξ.ͨ^һeһ⾀.ǜ^һ⾀ļ.١ٶٶȴC=3108m/sČW(xu)_ĬһwgĴxy(c)˹(gu)һڵD(zhun)X݆y(c)˹@(sh)񡪡Դl(f)Ĺ⾀(jng)W(xu)Ɍ(sh)H⾀γɵ̓񡪡Դl(f)Ĺ⾀(jng)W(xu)ɰl(f)(sh)H⾀L(zhng)γɵӰֱr(sh)wȫ䲻İ^(q)Ӱֱr(sh)wвֹ䵽İ밵^(q)

2.Ҏ(gu)

(1)ֱҎ(gu)ͬһN|(zh)ֱС׳ӰγʳʳȶǹֱC

(2)Ī(d)Ҏ(gu)ɹڂr(sh)mҌཻ_yָԵҎ(gu)^m(x)

(3)ķ䶨ɷ侀侀;侀c侀ֲڷɂ(c);ǵ

(4)䶨侀侀侀侀־ӷɂ(c);(du)_ăɷN|(zh)(i)Һ(r)֮һ(g)(sh).|(zh)䴮n=sini/sinr=c/vȫlٹĹܽ|(zh)|(zh);ǴRAsinA=1/n

(5)·ԭ⾀侀侀䣬ԭ侀

3.ùW(xu)W(xu)

(1)ƽRc(din)Դl(f)ͬİl(f)ɢ(jng)ƽRõҲͬİl(f)ɢ.Rγɵȴġ̓c(du)R挦(du)Q

(2)RRЕ(hu)۹͹Rаl(f)ɢá

(3)Rú|(zh)Rڹú|(zh)ĭh(hun)䵽R(c)Ĺ⽛(jng)RƫۡRw(xing)ƫRɫɢÏ(f)ɫͨ^RֽɆɫĬF(xin)

(4)͸Rڹ|(zh)ĭh(hun)зйܽ|(zh)͸Rr(sh)͹͸R(du)⾀Е(hu)͸R(du)⾀аl(f)ɢá͸RDl⾀Ҏ(gu)1/u+1/v=1/fŴm=L(zhng)/L(zhng)=|v|/ufٳʽķ̖(ho)t͹͸Rfȡ͸Rfȡؓ(f);(sh)vȡ̓vȡؓ(f)ھŴcP(gun)

(5)ƽ͸⾀(jng)ƽ͸r(sh)l(f)ƽƄ(dng)((c)).(c)ƵĴСc͸P(gun)

4.(jin)ιW(xu)xijԭ۾

(1)ŴR͹͸R

(2)C(j)͹͸Ru>2fr(sh)đ(yng).õǵsСʩ(sh)

(3)ßC(j)

(4)@΢Rɶ̽͹͸RRL(zhng)͸RĿRMwλRc(din)ܿc(din)̎(jng)RɌ(sh)ĿRc(din)(ni)ܿc(din)̎ٽ(jng)Rͬ(c)γһŴ̓(ͨλҕx̎)

(5)h(yun)RL(zhng)͹͸RR@ġ͸RĿRMOh(yun)̎RĹɿƽй⣬(jng)Rg(sС(sh))Rc(din)ܿc(din)̎ǡλĿRc(din)(ni)ٽ(jng)ĿR̓ژOh(yun)̎(ҕx̎)

(6)۾Чһ׃C(j)ҕs25ҕxС25׵Ľҕۻ͸RRƬR;ҕx25׵h(yun)ҕ25͹͸RRƬR

늴֪R(sh)c(din)

һ·

1.γɣ늺ɵĶƄ(dng)γ(κ늺ɵĶƄ(dng)(hu)γ)

2.ķ򣺏ԴOؓ(f)O

3.Դṩm(x)(늉)b

ԴǰʽD(zhun)늳ǰѻW(xu)D(zhun)l(f)늙C(j)təC(j)еD(zhun)

4.гm(x)ėlԴ·]ϡ

5.(do)w׌(do)늵wЌ(do)w磺w}ˮҺȡ

6.^w׌(do)늵wн^w磺մɣˮ

7.·MɣԴ(do)_P(gun)M

·NB(ti)

(1)ͨ·ͨ·ͨ·;

(2)_·_·_·;

(3)·ֱӰь(do)ԴɘOϵ·ж·

8.·D÷̖(ho)ʾ·BӵĈD·D

“(lin)Ԫ(g)Bд“(lin)(̎_(hu)ʧ)

“(lin)ԪеBв“(lin)((g)֧·ǻӰ푵)



1.(gu)Hλ(A);ã(mA)΢(A)1=1000=1000000΢

2.y(c)ăxǣʹҎ(gu)tǣ

Ҫ“(lin)·;

Ҫġ+Ӿġ-Ӿ;

۱y(c)Ҫ^;

ܽ^(du)S(jng)^BԴăɘOϡ

(sh)(yn)гõЃɂ(g)̣0~0.6ÿСʾֵ0.02;

0~3ÿСʾֵ0.1

·֪R(sh)c(din)

һ·

1.γɣ늺ɵĶƄ(dng)γ(κ늺ɵĶƄ(dng)(hu)γ)

2.ķ򣺏ԴOؓ(f)O

3.Դṩm(x)(늉)b

ԴǰʽD(zhun)늳ǰѻW(xu)D(zhun)l(f)늙C(j)təC(j)еD(zhun)

4.гm(x)ėlԴ·]

5.(do)w׌(do)늵wЌ(do)w磺w}ˮҺ

6.^w׌(do)늵wн^w磺մˮ

7.·MɣԴ(do)_P(gun)M

·NB(ti)(1)ͨ·ͨ·ͨ·;(2)_·_·_·;(3)·ֱӰь(do)ԴɘOϵ·ж·

8.·D÷̖(ho)ʾ·BӵĈD·D

“(lin)Ԫ(g)Bд“(lin)(̎_(hu)ʧ)

“(lin)ԪеBв“(lin)((g)֧·ǻӰ푵)

1.(gu)Hλ(A);ã(mA)΢(A)1=1000=1000000΢

2.y(c)ăxǣʹҎ(gu)tǣ

Ҫ“(lin)·;

Ҫġ+Ӿ룬ġ-Ӿ;

۱y(c)Ҫ^;

ܽ^(du)S(jng)^BԴăɘO

(sh)(yn)гõЃɂ(g)̣0~0.6ÿСʾֵ0.02;

0~3ÿСʾֵ0.1

(qing)͸֪R(sh)c(din)

һwĉ͉(qing)

1.

ŶxֱwϵЉ

Ɖͨwϕr(sh)wtF=wG

ǹwԴС׃؂f

2.оӰ푉ЧصČ(sh)(yn)

nסfeͬr(sh)ԽЧԽ@fͬr(sh)eԽСЧԽ@@ɴΌ(sh)(yn)Y(ji)ՓǣЧceP(gun)(sh)(yn)о}r(sh)˿׃͌(du)ȷ

3.(qing)

ŶxwλeܵĉЉ(qing)

x(qing)DZʾЧ

ǹʽP=F/SиĆλքeǣP˹(Pa);FţD(N)S;2(m2)

AʹԓʽӋ(j)㉺(qing)r(sh)P(gun)IҳF(һF=G=mg)eS(eҪעwĽ|)

B(du)ڷϵֱw(磺AwwL(zhng)w)(du)ĉ(qing)P=gh

ȉ(qing)λPaJ(rn)R(sh)һ(bo)ƽŕr(sh)(du)ӵĉs0.5Paվr(sh)(du)ĉ(qing)s飺1.5104Paʾվr(sh)_ÿƽeܵ_ĉ飺1.5104N

ɑ(yng)ã(dng)׃r(sh)ͨ^eķpС(qing)磺F·܉ľ̹˰bĎ^Ҳͨ^pСeķ󉺏(qing)磺púܼ(x)˵ںܱ

4.һʢҺwˮƽ(qing)}

̎r(sh)ʢҺwһ(g)wȴ_(ˮƽܵĉF=G+GҺ)_(qing)(һ㳣ùʽP=F/S)

W(xu)ġEʲô

1.㡱֪R(sh)һh(hun)oһh(hun)wԺ܏(qing)ǰ“(lin)ϵκһ³}(hu)Ӱ푵wڌW(xu)(x)^һҪ֮Ժ(jin)ֲи

2.ڡSF(xin)ģ˽@ЩF(xin)@ЩģҪ˼ྚeۡ

3.@Щ(ni)ֻ(hu)Ԃ@м(x)I(lng)(hu)Dzȱٵģ(du)W(xu)(x)ɆĵطһҪkŪ(g)ˮʯ

4.W(xu)úÉP(gun)IǷ`\(yn)W(xu)֪R(sh)@Ҫ˼롢࿂Y(ji)

1\(yn)(dng)

C(j)е\(yn)(dng)W(xu)аwλõ׃C(j)е\(yn)(dng)(jin)Q\(yn)(dng)C(j)е\(yn)(dng)ձ\(yn)(dng)

(1)оC(j)е\(yn)(dng)Дһ(g)w\(yn)(dng)߀oֹҪĂ(g)w(bio)(zhn)@(g)x(bio)(zhn)w

(2)Дһ(g)w\(yn)(dng)߀oֹҪ@(g)wcλP(gun)ϵ(dng)һ(g)w(du)څλðl(f)˸׃҂f@(g)w\(yn)(dng)ģλÛ]и׃҂f@(g)woֹ

(3)xxͬą^ͬһw\(yn)(dng)Y(ji)ܲͬ磺ʹĻ܇ϵij˿x酢r(sh)\(yn)(dng)xΞ酢toֹ(du)څx񣬑(yng)ԓѭо}ĺ(jin)@һԭtһо\(yn)(dng)wr(sh)x(du)oֹw(緿ݡľ)酢

\(yn)(dng)oֹ(du)ԣеһw\(yn)(dng)Ҳf\(yn)(dng)ǽ^(du)һ(g)w\(yn)(dng)߀oֹt(du)څԵģ@\(yn)(dng)(du)

Дһ(g)w\(yn)(dng)߀oֹһ㰴(g)EM(jn)У

(1)xǡ(dng)?sh)ą?/p>

(2)оw(du)څλǷ׃

(3)оw(du)څλðl(f)˸׃҂f@(g)w\(yn)(dng)λÛ]и׃҂f@(g)woֹ

2L(zhng)ȕr(sh)gļy(c)

L(zhng)ȵĜy(c)

(1)L(zhng)ȵĆλڇ(gu)HλL(zhng)ȵĆλǡ(m)õ߀Сǧ(km)(dm)(cm)(mm)΢(m){(nm)֮gP(gun)ϵ飺1km=103m;1m=10dm;1dm=10cm;1cm=10mm;1mm=103m;1m=103nm

(2)L(zhng)ȵĜy(c)ߣ̶ȳߡΘ(bio)y(c)΢ߵ

(3)_ʹÿ̶ȳߣ˱ӛ|@̶ȳߵʹÿY(ji)(g)֣J(rn)xӛ㡣١J(rn)̶ȳߵ̶Ⱦ̺ͷֵֶڡšҪy(c)̶ֱȲNy(c)L(zhng)ȷۡx(sh)ҕҪcҪֱܡxxֵֶһλݡӛ_ӛ䛜y(c)Y(ji)ޡ㡱Μy(c)ȡƽֵ

(4)L(zhng)ȵĹy(c)ܗlЕr(sh)Ҫ(du)L(zhng)M(jn)йy(c)˕r(sh)Խ߅ƷM(jn)йy(c)ָ^Čȴs1cmȭ^Čȴs10cm

r(sh)gĜy(c)

(1)r(sh)gĆλڇ(gu)HλУr(sh)Ćλǡ(s)Ćλ߀Сr(sh)(h)(min)(ms)΢(s)֮gP(gun)ϵ飺1h=60min;1min=60s;1s=103ms;1ms=103s

(2)r(sh)gĜy(c)ߣͣr(sh)犵ȡ

(3)r(sh)gĹy(c)Խ}(dng)Δ(sh)Ȍ(du)r(sh)gM(jn)йy(c)

`

(1)y(c)ֵc挍(sh)ֵ֮gIJ`ڜy(c)`Ǵڵ`e(cu)``ɱֻkMܜpС``

(2)pС`ķΜy(c)ȡƽֵ

3\(yn)(dng)Ŀ

֪^ăɷN

(1)ͨ^ͬľx^r(sh)gĴС(2)ͬr(sh)g(ni)^ͨ^·̵Ķ

ٶ

(1)xٶw\(yn)(dng)

(2)xٶָ\(yn)(dng)wچλr(sh)g(ni)ͨ^·

(3)ٶӋ(j)㹫ʽv=s/tע⹫ʽи(g)ĺxλԼ·̺͕r(sh)gӋ(j)

(4)ٶȵĆλه(gu)Hλ

(ji)е͸R

C(j)

1R^͹͸R;

2w͸Rľx()ڶɵǵsСČ(sh)

ͶӰx

1ͶӰxR^͹͸R;

2ͶӰxƽRǸ׃Ă(ע⣺C(j)ͶӰxҪʹ׃(yng)ԓ׌͸Rwh(yun)xzĻ);

3w͸Rľx()Сڶһ࣬ɵǵŴČ(sh)

ŴR

1ŴR͹͸R;

2ŴRwľx()СһɵǷŴ̓;עҪ׌w(yng)ԓ׌ŴRh(yun)xw

1.ßC(j)ͶӰxc(din)w͹͸Rһ֮gr(sh)ɵŴČ(sh)ע(xing)ßƬҪ()

2.C(j)c(din)w͹͸RɵsСČ(sh)

˼1꼯wՆ(C(j)x˽ЩL(zhng))

˼2Ƭв˛]M(jn)R^(C(j)xh(yun)Щs)

3.ŴRc(din)w͹͸Rһԃ(ni)Ŵ̓ͬ(c)

4.@΢RĿRRMɣRĿR͹͸RʹwɴηŴ

5.h(yun)RĿRRMRʹwɿsСČ(sh)ĿRஔ(dng)ڷŴRɷŴ

һ

1ĸw(du)w

2a(chn)ėl

ٱЃɂ(g)w

wg໥ãԲ|

3|(zh)wg໥ģ໥κr¶ǴСȣ෴ڲͬwϣw໥Õr(sh)ʩwͬr(sh)Ҳw֮wͬr(sh)Ҳʩw

4ЧԸ׃w\(yn)(dng)B(ti)Ը׃wΠ

fw\(yn)(dng)B(ti)Ƿ׃һָw\(yn)(dng)Ƿ׃ٶȴСĸ׃w\(yn)(dng)Ƿ׃(dng)wl(f)׃\(yn)(dng)B(ti)׃r(sh)Дܵá

5Ćλ(gu)HλĆλţD(jin)QţNʾ

ĸJ(rn)R(sh)Ãɂ(g)uõs1N

6ҪأĴСc(din)

7ıʾʾDһ^ľΰĴСc(din)ʾ]дСɲʾͬһ(g)DУԽΑ(yng)ԽL(zhng)

1ԣwl(f)׃ʧȥֻ֏(f)ԭΠ|(zh)Џ

2ԣr(sh)l(f)׃ʧȥr(sh)ܻ֏(f)ԭΠ|(zh)

3wڰl(f)׃ܵЏĴСc׃ĴСP(gun)

4Ĝy(c)

1y(c)Ӌ(j)y(c)ĴСĹ

2ɜy(c)Ӌ(j)Ӌ(j)

3ɜy(c)Ӌ(j)

Aԭڏ޶ȃ(ni)ɵL(zhng)cܵ

Bʹ÷ֵֶָǷָ{(dio){(dio)xx(sh)=^

Cע(xing)ڏɜy(c)Ӌ(j)ϵS^Ĵ

1ĸ渽wڵܵʩwǣ

1wܵ|(zh)

2|(zh)ıֵǂ(g)ֵ9.8N/Kg

@(g)ֵgʾg= 9.8N/Kg

2СӋ(j)㹫ʽG=mgg(sh)=9.8N/kgʾ|(zh)1kgwܵ9.8N

3ķQֱ䑪(yng)شˮƽxքez鉦ǷQֱǷˮƽ

4c(din)ģ

wϵc(din)|(zh)ؾҎ(gu)twģĎ׺(x)c(din)αľڃɗl(du)ǾĽc(din)

ʧȥ(hu)F(xin)ĬF(xin)󣺣ֻҪ󌑳ɷNпܰl(f)ģ

ْȥw(hu)䣻

ˮ(hu)ɸ̎̎

۴ⲻ(hu)a(chn)(qing)

ڰ¡\(yn)(dng)(f)(x)

һţDһɣ

1٤б挍(sh)(yn)

1Ό(sh)(yn)С܇б픶ˣͬһλãµĿǣCС܇_ʼƽ\(yn)(dng)ٶͬ

2(sh)(yn)óýY(ji)ՓͬӗlƽԽ⻬С܇ǰM(jn)ؾxԽh(yun)

3٤ԵՓǣr^(du)⻬wԺ㶨׃ٶh(yun)\(yn)(dng)ȥ

4٤б挍(sh)(yn)׿Խ֮̎nj(sh)(yn)nj(sh)(yn)ʹõĪ(d)طڌ(sh)(yn)ĻA(ch)M(jn)뻯ҲQ뻯(sh)(yn)(bio)־W(xu)_ˡ

2ţDһɣ

1ţDY(ji)٤Ե˵оɹóţDһɣ(ni)ǣһwڛ]ܵõĕr(sh)oֹ?fn)B(ti)ֱ\(yn)(dng)B(ti)

2f

AţDһڴ(jng)(yn)Œ(sh)ĻA(ch)ͨ^M(jn)һҽ(jng)סˌ(sh)`ęz(yn)ѳɞҹJ(rn)W(xu)֮һ҂܇Dzܵģ˲Ì(sh)(yn)ֱCţDһ

BţDһɵă(ni)wԭoֹwoֹ?fn)B(ti)ԭ\(yn)(dng)wԭʲô\(yn)(dng)wֱ\(yn)(dng)ָһ(g)wֻ̎һNB(ti)̎ķNB(ti)ԭĠB(ti)Qԭoֹͱoֹԭ\(yn)(dng)ͱքֱ\(yn)(dng)B(ti)

CţDһɸV҂wֱ\(yn)(dng)ԲҪc\(yn)(dng)B(ti)oP(gun)ǾSw\(yn)(dng)ԭǸ׃w\(yn)(dng)B(ti)ԭw\(yn)(dng)S

3Tԣ

1xw\(yn)(dng)B(ti)׃|(zh)БT

2fTwһNһwκr¶БTTԴСֻcw|(zh)P(gun)cwǷСǷ\(yn)(dng)\(yn)(dng)ٶȵȽԟoP(gun)

4TcTԶɵą^(q)e

ATwһNTԶwr(sh)ѭ\(yn)(dng)Ҏ(gu)ɡ

Bκwκr¶БT

˂Еr(sh)ҪÑTЕr(sh)ҪֹTԎΣՈ(qng)σc(din)eҪጣãh(yun)\(yn)(dng)TԌʯ^˦h(yun)T܇Ŏº׌ֹСͿ܇ǰų˿Ҫϵȫ܇vʹҪ־xbƷҪ|Ϻܺĭ

(du)Tԡעĵط

١һw\(yn)(dng)oֹйwҺww

ڑTwеһNһNfwܵTԡwܵTe(cu)`

ҪѡţDһɡwġTԡ^(q)e_ǰ߽ʾwr(sh)ѭ\(yn)(dng)Ҏ(gu)߱wČԡ

ܑTһ棬Ҳкһ҂Еr(sh)ҪÑTЕr(sh)ҪֹTԎΣǡa(chn)TԻ硱T

ͬһ(g)wՓoֹ߀\(yn)(dng)\(yn)(dng)߀\(yn)(dng)Փ߀DzБTґTԴСDz׃ġTֻcw|(zh)P(gun)|(zh)wTԴcw\(yn)(dng)B(ti)oP(gun)

3ڽһЩҊđTԬF(xin)r(sh)԰

ٴ_о(du)

Ūо(du)ԭ̎ʲôӵ\(yn)(dng)B(ti)

۰l(f)ʲôӵr׃

ڑTо(du)󱣳ԭ\(yn)(dng)B(ti)dzF(xin)ʲôF(xin)

ƽ⣺

1xwܵɂ(g)Õr(sh)ܱoֹ?fn)B(ti)ֱ\(yn)(dng)B(ti)Qƽ

2ƽlͬһwС෴ɂ(g)һlֱ

ƽlð˂(g)ָͬwȴ򡢹

3ƽc໥^

ͬc(din)

ٴС

ڷ෴

һlֱ

ͬc(din)ƽһ(g)wϿDzͬ|(zh)໥ڲͬwͬ|(zh)

1\(yn)(dng)B(ti)P(gun)ϵ

wlw\(yn)(dng)B(ti)f

Ǯa(chn)S֣\(yn)(dng)ԭ

ܷƽ

0

Ǹ׃w\(yn)(dng)B(ti)ԭ

6(yng)ã(yng)öƽl}ҪwʾD

Dr(sh)ע⣺

ȮȻwcЩw|Ϳܵ@Щw

ڮDr(sh)߀Ҫ]w\(yn)(dng)B(ti)

wܵɂ(g)Õr(sh)oֹ?fn)B(ti)ֱ\(yn)(dng)B(ti)t@ɂ(g)ƽ\(yn)(dng)P(gun)ϵ

1ƽwoֱֹ\(yn)(dng)

2ܷƽ\(yn)(dng)B(ti)׃

7\(yn)(dng)B(ti)׃һwDzƽ

8wϣ\(yn)(dng)B(ti)һ׃

Ħ

1xɂ(g)|w(dng)Ҫl(f)Ѱl(f)(du)\(yn)(dng)r(sh)͕(hu)ڽ|Ϯa(chn)һNK(du)\(yn)(dng)ͽĦ

2Ħa(chn)ėl

1|D

2|ֲ

3Ҫl(f)ѽ(jng)l(f)(du)\(yn)(dng)

3ĦķĦķcw(du)\(yn)(dng)ķ෴Еr(sh)Еr(sh)(dng)

4oĦС(yng)ͨ^Y(ji)϶ƽ

5ͬl|ֲڳ̶ͬL(dng)ĦȻ(dng)ĦСöࡣ

6(dng)Ħ

1y(c)ԭƽl

2y(c)ľKˮƽL(zhng)ľÏɜy(c)Ӌ(j)ˮƽľKʹľK\(yn)(dng)x@r(sh)͵ڻ(dng)ĦĴС

3Y(ji)Փ|ֲڳ̶ͬr(sh)Խ󻬄(dng)ĦԽͬr(sh)|Խֲڻ(dng)ĦԽԓо˿׃ǰɽY(ji)Փɸ飺(dng)ĦĴСcСͽ|Ĵֲڳ̶P(gun)(sh)(yn)߀о(dng)ĦĴСc|С\(yn)(dng)ٶȴСȟoP(gun)

7(yng)ã

1ՓĦķУ|׃ֲ׃L(dng)黬(dng)

2ՓϜpСĦķУpСʹ|׃⻬׃(dng)L(dng)L(dng)SУʹ|˴˷_ӝ(rn)|őҸ

(x)w̫D(zhun)ĽǶȁǻW(xu)D(zhun)C(j)е̫w̫Σ򡰲Д(j)ǣw\(yn)(dng)ֱ\(yn)(dng)w(sh)(yn)ʹõăxBAɜy(c)Ӌ(j)BضӋ(j)Cˮy≺Ӌ(j)Dƽ

ھ¡(qing)(f)(x)

һwĉ͉(qing)

1

1xֱwϵЉ

2ͨwϕr(sh)wtF =wG

3wԴС׃؂f

4؞Gwڳoֹ(dng)ָиNr܉ĴС

G G F+G G C F FG F

2оӰ푉ЧصČ(sh)(yn)

1nסfeͬr(sh)ԽЧԽ@fͬr(sh)eԽСЧԽ@@ɴΌ(sh)(yn)Y(ji)ՓǣЧceP(gun)(sh)(yn)о}r(sh)˿׃͌(du)ȷ

3(qing)

1xwλeܵĉЉ(qing)

2x(qing)DZʾЧ

3ʽp=F/ SиĆλքeǣp˹PaFţDNS2m2

AʹԓʽӋ(j)㉺(qing)r(sh)P(gun)IҳFһF=G=mgeSeҪעwĽ|֣

B(du)ڷϵֱw磺AwwL(zhng)wȣ(du)ĉ(qing)p=gh

4(qing)λPaJ(rn)R(sh)һ(bo)ƽŕr(sh)(du)ӵĉs0.5Pa վr(sh)(du)ĉ(qing)s飺1.5104Pa ʾվr(sh)_ÿƽeܵ_ĉ飺1.5104N

5(yng)ã(dng)׃r(sh)ͨ^eķpС(qing)磺F·܉ľ̹˰bĎ^Ҳͨ^pСeķ󉺏(qing)磺pһúܼ(x)˵ںܱ

4һʢҺwˮƽ(qing)}

̎r(sh)ʢҺwһ(g)wȴ_ˮƽܵĉF=G+GҺ_(qing)һ㳣ùʽp= F/S

Һwĉ(qing)

1Һw(ni)a(chn)(qing)ԭҺwҾ(dng)

2y(c)(qing)Ӌ(j)

;y(c)Һw(ni)ĉ(qing)

3Һw(qing)Ҏ(gu)ɣ

1Һw(du)׺͜y(c)ڶЉ(qing)Һw(ni)(g)Љ(qing)

2ͬһҺw(g)ĉ(qing)ȣ

3Һwĉ(qing)SȵӶ

4ͬҺwĉ(qing)cҺwܶP(gun)ͬr(sh)ҺwܶԽҺw(qing)Խ

4(qing)ʽ

1ƌ(do)^̣Y(ji)n

ҺweV=Sh|(zh)m=V=Sh

ҺƬܵĉF=G=mg=Shg 

ҺƬܵĉ(qing)p= F/S=gh

2Һw(qing)ʽp=ghf

Aʽmõėl飺Һw

BʽĆλ飺pPaѣkg/m3 gN/kghm

CĹʽпҺwĉ(qing)ֻcҺwܶȺҺwP(gun)cҺw|(zh)weĵeΠoP(gun)˹Ͱ(sh)(yn)f@һc(din)

DҺw(qing)cP(gun)ϵD

5Ӌ(j)Һw(du)׵ĉ͉(qing)}

һ㷽

һȴ_(qing)p=ghδ_F=pS

r(qing)(du)ֱFp=F/S

D

ڌ(du)ֱF=G

6Bͨ

1x϶_²Bͨ

2ԭBͨbһNҺwҺw(dng)r(sh)Һ汣ƽ

3(yng)ã偠tˮλӋ(j)ţԄ(dng)ιˮlȶǸ(j)Bͨԭ

≺

1⌦(du)wĉ(qing)≺(qing)(jin)Q≺һp0ʾf≺c≺򲿷֚w(qing)Ѕ^(q)e߉偃(ni)Ě≺ָ֚w(qing)߉Q≺

2a(chn)ԭ?yn)՚Ҿ?dng)

3≺Ĵڡ(sh)(yn)CvČ(sh)(yn)R±?q)?yn)

4≺Č(sh)(yn)y(c)(sh)(yn)

1(sh)(yn)^̣L(zhng)s1mһ˷]IJMˮyܿڶסȻ󵹲ˮyз_¹ܿڵָ܃(ni)ˮy½һЩͲ½@r(sh)܃(ni)ˮyĸ߶Ȳs760mm

2ԭڹ܃(ni)cҺƽĵطȡһҺƬ?yn)Һw(dng)ҺƬܵµĉ(qing)ƽ⡣ϵĴ≺=ˮya(chn)ĉ(qing)

3Y(ji)Փ≺p0=760mmHg=76cmHg=1.01105PaֵS≺׃׃

4f

A(sh)(yn)ǰˮyMĿǣʹܵúˮyϷδMty(c)Y(ji)ƫС

B(sh)(yn)ˮyijˮtҪܵL(zhng)Ȟ10.3 m

C‰܃(ni)ĸ߶Ȳ׃܃Aб߶Ȳ׃L(zhng)׃L(zhng)

²(du)(sh)(yn)]Ӱ푣

ٲǷAб

ڲܵĴּ(x)

ڲx_ˮyǰ²ܿھˮyλá

1(bio)(zhn)≺֧76cmˮyĴ≺И(bio)(zhn)≺

1(bio)(zhn)≺=760mmHg=76cmHg=1.01105Pa

2(bio)(zhn)≺=2.02105Pa֧ˮ߼s20.6m

5≺c(din)

1c(din)՚(ni)(g)Љ(qing)ҿ՚ijc(din)(g)Ĵ≺(qing)≺S߶ӶpС

6y(c)ߣˮy≺Ӌ(j)͟oҺ≺Ӌ(j)

7(yng)ãʽˮC(j)xˮ

8c(din)c(qing)(ni)ݣһҺwķc(din)ǚ≺pСr(sh)≺r(sh)ߡ(yng)ã߉

9wec(qing)(ni)ݣ|(zh)һĚwضȲ׃r(sh)wweԽС(qing)ԽwweԽ󉺏(qing)ԽС

(yng)ã˵ĺͲԭ

eճБ(yng)ô≺֪R(sh)Ďׂ(g)

܏ƿ

ڽo䓹Pˮ

ʹÎPǹ

\(yn)(dng)

10Һw(qing)cٵP(gun)ϵ

1ښwҺwԽλÉ(qing)ԽС

2wC(j)Įa(chn)wC(j)ęC(j)ͨ͹ƽֱΠ(dng)wC(j)ڙC(j)(chng)ܵϻЕr(sh)^C(j)ϷĿ՚ٶȿ(qing)С^C(j)·Ŀ՚ٶ(qing)C(j)·ܵĉγϵ

ʮ¡(f)(x)

һ

1ĶxһнҺwwwܵҺww(du)Qֱϵи

2QֱʩwҺ⣩w

3a(chn)ԭ򣨌(sh)|(zh)Һ⣩w(du)wϵĉµĉµĉ

4wĸl

1ǰlw]Һwֻܸ

2Ո(qng)(j)ʾD¿

B(yng)õW(xu)(x)(x)T

һҪČW(xu)(x)˼·

ҪnǰA(y)(x)@Ӿ֪Լﲻ(hu)յIJΣ@ώ˼·W(xu)(x)һʮ֮A(y)(x)֮Ч?yn)ͨ^A(y)(x)ˌW(xu)(x)˼·_ԼČW(xu)(x)Ŀ(bio)ώĎ£_˼·_(d)쾚֪R(sh)Ŀ

ڶn្A

Ѓ(ni)ݵƌ(do)ȡеľA@(g)^̣^ѕxˡȻٌ(du)ă(ni)M(jn)ДU(ku)չՓ׃Լ@^ѕxˡ^Xĺ񵽱ٵǃɴβͬӴε

Ҫԏ(f)(x)Ӱ

֪R(sh)һh(hun)һh(hun)һҪr(sh)©a(b)ȱǰ֪R(sh)©@ӾͺӰ푵֪R(sh)(ni)ݵČW(xu)(x)W(xu)(x)֮ͨ^}B(yng)}ĸX(du)nW(xu)֪R(sh)M(jn)Кw{ӡ(j)e˹zhڌW(xu)֪R(sh)ăһ҂xĩM(jn)֪R(sh)ŪW(xu)֪R(sh)߀ҪW(xu)(hu)Ӌ(j)һγwϵXнģKģc(din)Uģͣ(f)ψ(chng)ģԇˮ

Y(ji)ɌW(xu)(x)ͷСM

ͬW(xu)һ̽ӑһW(xu)(x)ҲһM(jn)ͨ^ͷСMH׌֪R(sh)(sh)ͬr(sh)ҲSԼČW(xu)(x)׌W(xu)(x)׃øȤ

W(xu)(x)cЩ

һB(yng)W(xu)(x)dȤ

˹̹f^dȤõώ鄂W(xu)m~M(jn)ČW(xu)ҪdȤȻf\(yn)(dng)׃Լ˂(chung)һ҂dȤȡ֮ߵԴȪ׌҂?c)Լ`c(din)ȼ(qing)ҵ֪ĻԝdȤM(jn)ĴǧڌW(xu)(x)w(yn)Լǻ۵w(yn)֪R(sh)Ěg

W(xu)ó䌍(sh)̽(sh)`ĵһՓW(xu)߀늴ŌW(xu)M˿ƌW(xu)ζ҂܇(g)С҂߅or(sh)o̲ڰl(f)NNF(xin)ֻЌ(du)֝ČW(xu)(x)dȤW(xu)

˼

]зeO˼ԭ҂ij_ʼҪB(yng)ɷeO(dng)X놖}(x)T

ҪպҪо˼@(g)xΣʲôx猦(du)Ҫ(j)ʲô(sh)(yn)Œ(sh)ĶxʲôĆλҎ(gu)Ӝy(c)(do)wȵȡ

б^be(yng)Ì(du)ȷ҂?c)ڌW(xu)(x)^УһЩҎ(gu)ɵą^(q)eʹ(hu)Ķ_@ЩҎ(gu)ɵһN÷

ҕ팍(sh)(yn)

(sh)(yn)ڌW(xu)(x)W(xu)ǷdzҪһh(hun)ܼ҂(du)֪R(sh)B(yng)ڌ(sh)(yn)Б(yng)ͨ^Լ(dng)֣߅^߅߅Y(ji)QĆ}

1ͨ^(sh)(yn)(du)SͶS(dng)ĸJ(rn)R(sh)Ķ|(zh)B(ti)׃Ĺ̑B(ti)ҺB(ti)Ҫw۽r(sh)ضȲ׃@ЩF(xin)ͨ^۽⌍(sh)(yn)Ųӡ

2ͨ^(dng)ֲм(x)J(rn)R(sh)NxbõĘ(gu)֪_ʹóÃx팍(sh)(yn)ʹõĸNxbãǽr(nng)I(y)a(chn)ͿʹõĸNxbõĻA(ch)W(xu)(hu)˲˲ļܻA(ch)

3ڌ(sh)(yn)һЩy(c)y(c)(x)Сٽzֱö@ܶȦy(c)"ԴС"ڜy(c)δֵ֪r(sh)"""^"˜pٌ(sh)(yn)`M(jn)жΜy(c)ƽֵȵȡ@Щ(sh)(yn)Ļ҂Č(sh)(yn)?zi)?/p>

4ڌ(sh)(yn)Б(yng)B(yng)õČ(sh)(yn)(x)T،(sh)(yn)Ҽo(j)o(h)x(sh)(yn)nǰA(y)(x)(sh)(yn)r(sh)J(rn)(x)^Ҍ(sh)ӛ䛣r(sh)坍βɌ(sh)(yn)(bo)B(yng)@ЩõČ(sh)(yn)(x)TƷ|(zh)ſܳɞһ(g)(yu)a(chn)ߺͿƌW(xu)

n vP(gun)I

 nnjW(xu)(x)P(gun)Ih(hun)(ji)ôԓô nأnĕr(sh)ԓ ʲô䌍(sh)ֻҪע@c(din)֪R(sh)

֪R(sh)

֪R(sh)ӵÁģעо^̣

֪R(sh)(ni)ʲô

W(xu)֪R(sh)

W(xu)֪R(sh)a(chn)ʲô(yng)

xn

҂W(xu)֪R(sh)϶nͨ^x܌(du)֪R(sh)āȥ}ȫ˽x^̾nj(du)֪R(sh)^̡Ҫͬr(sh)xױͨ^(du)ȣ(du)ijһ֪R(sh)xr(sh)߀(yng)(du)c(din)֪R(sh)Ҏ(gu)xʽĻA(ch)Ϗ(qing)ӛ

֪R(sh)wϵ

xA(ch)ϴ¹(ji)ޣ֪R(sh)lKwP(gun)֪R(sh)wϵ֪R(sh)c(din)֮gă(ni)“(lin)ϵŪc(din)γ֪R(sh)W(wng)j(lu)֪R(sh)wϵ^Ҳ߾C^Ҳʹ(f)(x)|(zh)A^̡

Ч(f)(x)(jin)

Ҫջʽ

ƿĿĩ(f)(x)^ҪҕA(ch)A(ch)]дΣٳɫijɿ(j)Ҳǿסڏ(f)(x)^У҂ҪnϵĻʽ(sh)(yn)ĻA(ch)ϣȫһ(du)ڲȫյ֪R(sh)c(din)һҪڿԇǰŪŪ(hu)ͨrɿ(j)еȵͬW(xu)󲿷ǻA(ch)hҌc(din)nϡ

ڶY(ji)e(cu)}M(jn)Ќ(xing)(f)(x)

e(cu)}DžR҂һW(xu)e(cu)}ļϣ@挍(sh)ķӳ҂֪R(sh)ıc(din)e(cu)}ϵe(cu)}xһ飬һ߀e(cu)ȻM(jn)c(din)޸@ӿԲ©a(b)ȱٶ׌Լa(b)R̰塣

(xing)(x)҂ҲԌ(du)һЩ}M(jn)c(din)(x)һЩ}}׃ǽ}˼·׃@҂Բ׃(yng)f׃H܉?q)W(xu)M(jn)Кw{Ҳ܎҂(f)(x)Ч

Ϥ(sh)(yn)Ռ(sh)(yn)ԭ

һT(sh)(yn)Էdz(qing)ČW(xu)ƣ҂?c)ƽr(sh)ČW(xu)(x)ԇп(hu)@ӻǘӵČ(sh)(yn)ǧfҪԞ@Щ(sh)(yn)]һ(g)Č(sh)(yn)ҪČ(sh)(yn)I_ʼ(sh)(yn)Ĝ(zhn)(sh)(yn)ԭ(sh)(yn)^(sh)(yn)Y(ji)(sh)(yn)(bo)(g)^̶пܳɞ鿼ԇĿc(din)ĩԇǰ҂W(xu)ڌW(xu)팍(sh)(yn)M(jn)ϵy(tng)_(d)ÿᵽһ(g)(sh)(yn)(hu)Xγһ(g)@ӌ(sh)(yn)ֵķ?jn)?sh)҂ܵõ

⣬Ӌ(j)Ҫه(sh)W(xu)؄eһЩ}͔(sh)W(xu)и߶ȵˣҪW(xu)회W(xu)Ô(sh)W(xu)

ô(du)팍(sh)(yn)

һҪǰڌ(sh)(yn)֮ǰ҂Ҫǰͨ^n˽⌍(sh)(yn)Ŀõļʹ÷漰ԭͬr(sh)Ҫм(x)x̲ϵČ(sh)(yn)E(zhng)ȡx_nҲ(sh)(yn)

ҪҎ(gu)(sh)(yn)r(sh)Ҫ(yn)ز(yn)ս̲ĵIJEJ(rn)(zh)Уɰl(f)]Sаȫ[Ҫðȫʩ

ҪY(ji)n(sh)(yn)ęC(j)(hu)dzһҪJ(rn)w{Y(ji)Ԕ(x)ӛ䛌(sh)(yn)^F(xin)ԼóČ(sh)(yn)Y(ji)Փ

Ŀǰ漰Č(sh)(yn)ƽy(c)ɜy(c)Ӌ(j)y(c)Сc(qing)Č(sh)(yn)ܗU(sh)(yn)늉Č(sh)(yn)ͷ䌍(sh)(yn)ȵȣÿһ(g)(sh)(yn)ͨ^һ(g)F(xin)fһ(g)ԭ팍(sh)(yn)гҊ팍(sh)(yn)Ӌ(j)4N@Һ(jin)νBһ£

1׃@ҊһN(sh)(yn)ͨ^ijһ(g)׃׃(sh)(yn)Y(ji)Ķ_(d)(sh)(yn)?zi)ġ?/p>

2Dͨ^ǮDķʽֱ^ıʾ(sh)(yn)^Y(ji)磺늉Č(sh)(yn)ljĦȌ(sh)(yn)

3D(zhun)Qͨ^(du)(sh)(yn)F(xin)D(zhun)׃øͨ׶磺ň(chng)Č(sh)(yn)ӔU(ku)ɢČ(sh)(yn)

4ȷһЩ(sh)(yn)һ•(hu)ӵ磺ˮVSЧ·

֪R(sh)c(din)Y(ji)

ʲôw(du)wá

wg໥ (һ(g)w(du)ewʩr(sh)Ҳͬr(sh)ܵߌ(du))

ЧԸ׃w\(yn)(dng)B(ti)߀Ը׃wΠ(wΠweĸ׃׃)

ĆλǣţD((jin)Qţ)N1ţDsɂ(g)uõ

(sh)(yn)Ҝy(c)Ĺǣɜy(c)Ӌ(j)

ɜy(c)Ӌ(j)ԭڏ޶ȃ(ni)ɵL(zhng)cܵ

ɜy(c)Ӌ(j)÷(1)ҪzָǷ̶ָǣtҪ{(dio);(2)J(rn)С̶Ⱥ͜y(c);(3)p^״ÿָֺǷص̶(4)y(c)r(sh)ɜy(c)Ӌ(j)(ni)ɵScy(c)ķһ;^x(sh)r(sh)ҕc̶ȱPֱ(6)y(c)r(sh)ܳ^ɜy(c)Ӌ(j)̡

ҪǣĴСc(din)ҪӰЧ

ʾDһ^ľ΁ʾwĮǣ

(1)þεc(din)ʾc(din);

(2)ķһl^ľ^ķʾķ;

(3)ͬһ(g)DЎׂ(g)tԽΑ(yng)ԽL(zhng)Еr(sh)ҲʾD(bio)ĴС渽wڵܵķQֱµ

Ӌ(j)㹫ʽG=mg(ʽg(sh)c|(zh)ıֵţD/ǧˣڴӋ(j)r(sh)Ҳȡg=10ţD/ǧ);|(zh)

شǸ(j)ķQֱµԭƳ

ģwϵc(din)

Ħɂ(g)|w(dng)Ҫl(f)ѽ(jng)l(f)(du)\(yn)(dng)r(sh)͕(hu)ڽ|Ǯa(chn)һNK(du)\(yn)(dng)@NͽĦ

(dng)ĦĴС|Ĵֲڳ̶Ⱥ͉СP(gun)ϵԽ󡢽|Խֲڣ(dng)ĦԽ

Ħķʹ|ֲЩ

pСкĦķ(1)ʹ|⻬͜pС;(2)ÝL(dng)滬(dng);(3)ӝ(rn);(4)Ú|(5)׌w֮gÓx|(őҸ܇)

һw|(zh)

1xw|(zh)Ķٽw|(zh)ͨĸmʾڇ(gu)HλУ|(zh)Ćλǧˣ̖(ho)Kõ|(zh)λ߀п(g)(mg)͇(t)QP(gun)ϵ飺

1t=1000K1K=1000g1g=1000mg

y(c)ߣƽбPƽʹf

١ʹƽr(sh)(yng)ƽˮƽ_(ti)

ʹƽr(sh)(yng)Ȍδa(bio)˵ġ0̶Ⱦ̎{(dio)(ji)Mϵƽĸʹָᘌ(du)(zhn)ֶȱPĿ̶Ⱦ

ۡy(c)w|(zh)r(sh)(yng)wƽP;ұPӜpa;Ƅ(dng)δaʹָᘌ(du)(zhn)ֶȱPĿ̶Ⱦ˕r(sh)ұPaĿ|(zh)cδaʾ|(zh)֮͵y(c)w|(zh)

ע⣺

Aƽy(c)w|(zh)r(sh)y(c)wĿ|(zh)ܳ^ƽĜy(c)ֵұPӜpar(sh)(yng)pp

Bƽca(yng)ָ坍ҪѳƷ򻯌W(xu)ˎ

ƷֱӷƽбPУҪֱȡa

2ДƽMǷƽ2NһNǵָȫoֹʹָᘌ(du)(zhn)ֶȱP̶Ⱦ;һNָ(du)ڷֶȱP̶ȾҔ[(dng)ķ

3|(zh)wһN

(dng)wĠB(ti)ضΠλðl(f)׃|(zh)Ķٲ]и׃|(zh)SwĠB(ti)ضȡΠλõĸ׃׃

ƽy(c)w|(zh)

y(c)(dng)y(c)w|(zh)^Сr(sh)Ȝy(c)(g)wĿ|(zh)Ȼһ(g)w|(zh)@Ny(c)١ķʹy(c)ĽY(ji)_

|(zh)ܶ

1xλweijN|(zh)|(zh)@N|(zh)ܶȡ

ܶ=|(zh)we

ͨæѱʾܶmʾ|(zh)VʾwetܶȵĹʽԌ

m=ڇ(gu)HλУ|(zh)ĆλǧˣweĆλףtܶȵĆλǧ/ף̖(ho)K/m,xǧÿסܶȵĆλЕr(sh)ÿ/ף̖(ho)g/cm

2ڳһЩ|(zh)ܶ(λK/m)

ġ֪ܶR(sh)đ(yng)

be|(zh)ܶ|(zh)һNÜy(c)ܶȵķbe|(zh)

be|(zh)⣬߀֪ܶȺwer£ܶȹʽӋ(j)ԓw|(zh);֪ܶȺ|(zh)rӋ(j)ΠҎ(gu)twwe

塢|(zh)

|(zh)԰B(ti)Ӳ|(zh)ܶȡ͸ԡ(do)ԡ(do)ԡԵ

ӵ

һ

1|(zh)ɴӽMɵgп϶̎ͣϢ\(yn)(dng)2gH߀ųwҺwys

o늬F(xin)

1ĦķʽʹwĦ늡

2ýzIĦ^IJ늺ɷQ늺;ƤëĦ^z늺ɷQؓ(f)늺ɡͬN늺໥ųN늺໥

3ʧȥӵwȱӶõӵw?yn)жӶ?f)늡

4Ħ늲DŽ(chung)늺ֻnjһ(g)wD(zhun)Ƶһ(g)w

С΢

ԭӘ(gu)

ԭɎؓ(f)늵ĺӺ͎늵ԭӺ˘(gu)ɵ

ԭӺ|(zh)ӺӘ(gu)ɵy(tng)Qӡ|(zh)ӎ늺Ӳ

һ

1w(du)w÷Qһ(g)ʩwһ(g)w

2׃wڳȥܻ֏(f)ԭ@N׃׃ʹwl(f)׃Խw׃Խ(һ(ni)ɵL(zhng)c)3(gu)HλĆλţD̖(ho)λN

ɜy(c)Ӌ(j)Ҫɏɡ^ָᘺͿ̶ȱPMɡɜy(c)Ӌ(j)ʹ÷

˽⏗ɜy(c)Ӌ(j)ʹÕr(sh)y(c)ĴС(yng)̷(ni)

^쏗ɜy(c)Ӌ(j)ķֵֶ

njɜy(c)Ӌ(j)y(c)r(sh)λ÷źzָǷڡ0̶Ⱦ̎ڣ(yng)У0c(din)

Ȝy(c)r(sh)Ҫʹɜy(c)Ӌ(j)ɵS;^r(sh)ҕc̶ȱPֱ

ʾD

1ڵʹwܵwĴСc|(zh)wܵķQֱµ

Gʾwܵmʾw|(zh)ʽG=mgʾwܵc|(zh)P(gun)ϵʽG=mgУgʾwܵc|(zh)֮s9.8N/KڴӋ(j)ȡg=10N/K

2ĴСc(din)QҪ(du)wܵκ@Nʾ@NʾĈDQʾD

Ħ

1ĦoĦ(dng)ĦL(dng)ĦĦoĦ(dng)Ħ

2һ(g)wһ(g)wϻ(dng)r(sh)(hu)ܵK\(yn)(dng)@N(dng)Ħ(dng)ĦĴСc|Ĵֲڳ̶ĴСP(gun)|ԽֲԽ(dng)ĦԽһ(ni)(dng)ĦĴСc|eĴСoP(gun)

3pСw|gĉʹֲڳ̶ڽ|gӝ(rn)ÝL(dng)滬(dng)ȿɜpСĦ

໥

һ(g)w(du)һ(g)wÕr(sh)һ(g)wҲͬr(sh)(du)@(g)wã໥

ԇ}ɷքeЩ

һҪõđB(ti)

c“(lin)ϵdz֪ܶR(sh)гҊģ󲿷п}ú܌(sh)ͬW(xu)Ϥ}r(sh)ҪвҪē(dn)(yng)ԓֳoõđB(ti)dzɹһ롣

ڶ׺yŕr(sh)g

}r(sh)Ҫ(hu)аյ÷ֵ}ٔ(sh)y}犃(ni)߀]^˼·Ҫ}ȵٻ^^(jin)һɂ(g)}Ĵr(sh)g(do)•(hu)}ò?jn)?sh)޴ԭtǡ(wn)(zhn)_һ

b܌}o}⡣(}(zhn);Ӌ(j)Ҫ(wn))

}^}Ҫǵһλ}Ҫ(x)J(rn)棬ץסP(gun)I(zhn)_ҵ@ԗlھN(yn)lֻڌ}^С}^вܡ족@ǡ족족?yn)e(cu)(do)¡ͬW(xu)@ӵĽ(jng)(yn)в}Dz(hu)?yn)鿴e(cu)}^}e(cu)Ȼp׵ĚwY(ji)顰R䌍(sh)м(x)}һNõ(x)TwF(xin)Ҳһ(g)˾C|(zh)ļ(x)΢wF(xin)(x)TһB(yng)ɵƽr(sh)͑(yng)ԓB(yng)õČ}(x)TP(gun)Ir(sh)עԼӛס}^˼·һKɆ͑(yng)ԓ^^Œ}!

˼·r(sh)עՓ“(lin)ϵ(sh)H

c(din)c“(lin)ϵdzo(dng)}r(sh)Փ}벻𰸕r(sh)(yng)ԓF(xin);(dng)}пF(xin)}r(sh)(yng)ԓ뵽ɻ߹ʽöy}ӭж

ҕz飬©a(b)e(cu)ؼm_(zhn)_

}(du)Ĵɑ]Ć}QN˼·¿ٽһ(dng)Ȼ]гC(j)r¾ҪŵһX ҪzПo©}ПoP`Ƿ}(zhng)ă(ni)(bio)c(din)̖(ho)֡D(zhn)_o`(Ucv,PcpWcwȵȲҪe(cu))؄eעzŽc(din)

һdžλzλQǷ_Ƿӛߌe(cu);

ǹʽǷe(cu)Y(ji)Ϲʽijl˼һǷóe(cu)ǽY(ji)һ¿ǷӋ(j)e(cu)˼һǷϳ(sh)H

֮п^ҪʼKֈ(jin)Ҫһһڽ}ϣ}Ҫ󡰷(wn)(zhn)ݡl(f)]ˮƽoҪСyy}(dng)}⡱`;ҲҪСҲҸм(x)}(dng)}⡱ľԡЌ(sh)ĻA(ch)ϲȡî(dng)?sh)IJԺͷȡijɿ?j)

W(xu)ġEʲô

1.㡱֪R(sh)һh(hun)oһh(hun)wԺ܏(qing)ǰ“(lin)ϵκһ³}(hu)Ӱ푵wڌW(xu)(x)^һҪ֮Ժ(jin)ֲи

2.ڡSF(xin)ģ˽@ЩF(xin)@ЩģͣҪ˼ྚe

3.@Щ(ni)ֻ(hu)Ԃ@м(x)I(lng)(hu)Dzȱٵ(du)W(xu)(x)ɆĵطһҪkŪ(g)ˮʯ

4.W(xu)úÉP(gun)IǷ`\(yn)W(xu)֪R(sh)@Ҫ˼࿂Y(ji)

ĻЩ

n v

nҪJ(rn) vҪԞώvú(jin)ζŗ vF(xin)@NrԮ(dng)Ǐ(f)(x)얹̡McώһͬͬnώӑՓùPӛoõĽ}õ} ̫ĵطȵȶҪӛn߀ҪPӛһǞˡáһ߀Ҫ(du)Pӛa(b)

X(d)(f)(x)

Ҫ(d)(ָه)|(zh)һЩ}}ĿҪһĔ(sh)Ҫһ|(zh)fҪһyȡW(xu)(x)YҪ÷߀Ҫӛ̖(ho)W(xu)(x)Yϵķ(x)}ԇ(sh)(yn)(bo)ȵҪ댦(du)^УҪՓ߀nj(sh)`҂ҪȰшD߀ڌW(xu)(x)ĕr(sh)҂Ҫĵ vnĕr(sh)߀вҪԞҪČW(xu)(x)ώͬW(xu)һ߀@ӵԒ҂Ҫྚ(x)@ӵԒܺúõİW(xu)ȥڌW(xu)(x)ĕr(sh)ྚ(x)

ҕ֪R(sh)(yng)

ͻȻͣ߀(hu)Сr(sh)ô†?˳DZU(xin)zȥِܕr(sh)ҪӋ(j)r(sh)Tð_ʼӋ(j)r(sh) •Ӌ(j)r(sh)?W(xu)˹ٱ•ٴܶӋ(j)һʲô܇x܇߀Ҫһξx?ѩ·r(sh)ΜpСͨ¹ʵİl(f)?@cTԡĦP(gun)ДָǷ񼃽?y(c)|(zh)cweӋ(j)ܶܶȱ팦(du)Ȱ!SW(xu)(x)(hu)Ȼ̎iZȴȥ_

ڿԇĕr(sh)Ȓ(hu)@һַַ(wn)(wn)đB(ti)Ҳ(hu)һеõ֪R(sh)犕r(sh)gŒһ׾ӵyȷֲŴ_J(rn)һ´}ԣ(hu)ܕ(hu)(hu)ģ(hu)ıM

Ӻ(sh)W(xu)ƻA(ch)?

Ƿnѹʽһϡժ֮ǰ϶Ҫǂ(g)ʽģ(g)̖(ho)˼ͨʹõĆλ߀(g)ʽʾ˼ֻ@(g)ʽܰ

깫ʽ֮(dng)ȻҪӛb䌍(sh)(dng)ĕr(sh)򣬾ѽ(jng)ѹʽҪú呟@ЩA(ch)ʽ\(yn)õ쾚̶ȡA(ch)õͬW(xu)пǛ]аպһ݆(f)(x)@(g)r(sh)C(j)ȥջA(ch)ôһ݆(f)(x)ĕr(sh)Щһ݆YҲпǛ]кúɵe(cu)˺ö]ȥ߶]

ʽг֮󣬾ͿȥһЩA(ch)}Ŀ(x)һ쾚؄eǣһ݆ď(f)(x)Y԰ҳȻһԸ(j)F(xin)ڌ(du)ʽȻȥǰЩe(cu)}ٌһԼ֮ǰ]Щ}ĿԼ(du)ʽ\(yn)õ쾚

ԼXԼ(du)ʽ쾚Ȳĕr(sh)ԇȥһЩ}@ҪͬW(xu)ȥC\(yn)ø(g)ʽ}Ŀ@ȥʽ֮gP(gun)“(lin)^@N̶ȵԒѽ(jng)_(d)όӵˮƽ!

̴:⹫ʽժ䛹ʽӛʽA(ch)}Ӗ(xn)쾚ȡ}呟C

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