您要查找的是不是：
- An electrical relay used to control the flow of power in a circuit. 开关一种用来控制电路中电流量的电流器件
- It's quite clear that the electric car is technically feasible. 电动汽车明显在工艺技术上是可行的。
- Industry is a heavy user of electric power. 工业需耗费大量的电力。
- Never poke a finger or scissors into an electric socket. 千万不要把手指或剪刀插进电源插座。
- Be he a civil engineer or an electrical engineer? 他是土木工程师还是电气工程师？
- The machines are driven by electric motors. 这些机器都是由电动机驱动的。
- She buy an electric toaster this morning. 今天上午她买了一个烤面包片的电炉。
- It's a conduit enclosing insulated electric wires. 这是包电线的导管。
- There are some electrical apparatus in the room. 房间里有些电器。
- A lot of electric lamps illumined the stage. 舞台由许多电灯照亮。
- I did the letter on my electric typewriter. 我是用电动打字机打这封信的。
- He bought an electric hair-drier for Mary. 他给玛丽买了一个电吹风。
- Please turn off the electric power. 请把电源关掉。
- Electric control system of sanding section DK. 砂光工段电控系统。
- There is a fault in the electrical system. 电路系统出了故障。
- Electric control system of fiber drying section DK. 纤维干燥工段电控系统。
- He bought an electric hair-dryer for Mary. 他给玛丽买了一个电吹风。
- Remote control electric screen at option. 遥控电动幕选配。
- Magnetism produced by electric charge in motion. 电磁性由运动电荷引起的磁性
- The electric saw whined as it cut the wood. 电锯在锯木头时嘎嘎作响。
