The objective and concrete content of electrics and electronics network teaching system are introduced.

　　論述了建立電工電子網(wǎng)絡化教學系統(tǒng)的目標、具體內(nèi)容。

　　Electrician: to resolve some problems of weak electric power.

　　與電工的工作聯(lián)系：解決弱電方面的事務。

　　This type of heater uses a lot of electricity.

　　這種加熱器耗電量很大。

　　The main electricity supply had been sabotaged by the rebels.

　　叛亂者破壞了供電干線。