differential hoist
常见例句
- The paper establishes the general differential equations about elastic liner wear problem of mult-rope friction hoist considering the differences of rope's length and rope grooves.
本文建立了同时考虑钢丝绳长度差及绳轮半差时的弹性衬垫磨损的微分方程式；并由此得到了衬垫绳槽稳定磨损的条件； 返回 differential hoist