The objective and concrete content of electrics and electronics network teaching system are introduced.
論述了建立電工電子網絡化教學系統的目標、具體內容。
Electrician: to resolve some problems of weak electric power.
與電工的工作聯系：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。