The air winch Operator shall ensure that the winch wire is moving freely in the derrick (possibly guided by pulleys) to avoid any damage to the steel structure, especially the fingerboard.
气动绞车操作者要确认气动绞车钢丝绳和井架不干涉(可以用滑轮导向)，以避免损伤井架的钢结构，特别是指梁。
The endless-rope dispatching winch tows the tram cars or other equipments which are fixed on cable wire to solve the problem of assistant conveyance of mines.
无极绳调度绞车是利用钢丝绳循环往复地牵引固定在钢丝绳上的车辆或其他装备前进，能有效解决矿井辅助运输问题。
PWM mode was analyzed, and a kind of variable-resistance timing Winch being of simple structure and large power supply was put forward by using wire-wound motor and series resistance timing principle.
分析了PWM的调整方式，利用绕线式电机和串电阻调速的原理，提出了一种结构简单、功率强的变阻调速绞车。
The mooring wire winch is the main auxiliary machinery in ocean development.
锚链绞车是海洋开发不可或缺的主要辅助机械。
The mooring wire winch is the main auxiliary machinery in ocean development.
锚链绞车是海洋开发不可或缺的主要辅助机械。
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