friction hoist meaning in English

磨擦损失水头
摩擦轮提升机
摩擦提升机

Application of dual - purpose friction hoist in mine building
两用摩擦提升机在矿井建设中的应用
Method of replacing rope of floor type multi - rope friction hoist
落地式多绳摩擦提升机换绳方法
Method of replacing the tail rope of the multi - rope friction hoist
多绳摩擦提升机尾绳的更换方法
Method of malfunction analysis of friction hoist with many steel ropes
多绳摩擦提升机故障分析方法探讨
Discussion on friction factor increase of multi - rope friction hoist
对提高多绳摩擦提升机摩擦系数的探讨

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