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Next, reeve the 1 inch Manila rope through the fast line sheave and pull back to the drawworks drum.
下一步,把棕绳穿过天车上的快绳轮,再拉回到绞车辊筒。
youdao
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Next, reeve the 1 inch Manila rope through the fast line sheave and pull back to the drawworks drum.
下一步,把棕绳穿过天车上的快绳轮,再拉回到绞车辊筒。
youdao