dipper hoisting gear
铲斗起升装置
hoisting gear for drag head ladder
耙头梯架起落装置
Analysis on the Causes of Motor Burst in Hoisting Mechanism With Planetary Gear Reducer
行星传动起升机构飞车原因分析
Hoisting mechanism including electric motor, brake, reduction gear, reel and block and tackle.
起升机构包括电动机，制动器，减速器，卷筒和滑轮组。
Determination of Terminal Test Load of Brake Rope Parachute Gear for Cage Hoisting in Auxiliary Shaft
副井罐笼提升制动绳防坠器终端试验荷重的确定
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