MD1 model electric hoist with two liftingspeed - normal speed and slow.
MD 1型电动葫芦具有两种起升速度——常速和慢速。
2
The increase of liftingspeed and trolley travelling speed have raised handling efficiency.
起升速度与小车运行速度的增加,提高了搬运效率。
3
Such hoists change the power frequency through transducer and the liftingspeed and the traveling speed to make the electric hoist travel more smoothly and more accurately.