您要查找的是不是：
- Development of Membranaceous Electro - pneumatic Transducer Based on Close - loop and PI Control Methods 基于闭环比例积分控制的膜片式电-气转换器的研制
- 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。
- electric- pneumatic transducer 电／气转换器
- 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。
- pneumatic transducer 气动传感器
- The machines are driven by electric motors. 这些机器都是由电动机驱动的。
- We replaced hand picks with pneumatic picks and electric drills. 我们把手镐换成风镐和电钻。
- 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。
- 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。
- We replaced hand picks with pneumatic picks and electric drills . 我们把手镐换成风镐和电钻。
- He bought an electric hair-dryer for Mary. 他给玛丽买了一个电吹风。
- 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。
- This sewing machine is driven by an electric motor. 这台缝纫机是靠电动机启动的。
- Electric lights illumine our houses. 电灯照亮我们的房屋。
