您要查找的是不是：
- table electric dental engine 牙科台式电机
- bracket electric dental engine 托架电牙机
- electric dental engine 口腔科电动机,牙科电机
- portable electric dental engine 轻便电动钻牙机,轻便牙科电机
- high speed air turbine dental engine 气涡高速牙钻机
- Bracket arms for electric dental motor 牙科电机支托
- Stands for electric dental motor 牙科电机架
- contra-angle handpiece of dental engine 牙钻机弯机头
- right-angle handpiece of dental engine 牙钻机直角机头
- right angle handpiece of dental engine 钻牙机直角机头
- 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。
- 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。
- 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。
