- boom; hanger rod; sag tie; sag rod; swing bar; jib; swing hanger; derrick; trapeze 短语和例子
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吊杆的英文
例句与用法
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- The great body of the bridge flooring and the suspenders was swayed to and fro .
庞大的桥面躯体和吊杆来回地摆动。 - The lower ends of the two hangers in fig. 1-38 were at the same elevation before the loads were applied .
在图1-38中，两根吊杆的下端在加载之前位于同一高度上。 - To raise or lower ( the boom of a crane or derrick
起重吊杆是一种最简单的起重机。 - The crane at hatch no . 1 is out of order . please have it repaired
请把吊杆甩到外档 - Could you give me a hand in adjusting the derrick
你是否能帮我调整一下吊杆？