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The （）(双杆联吊) is that two booms are used with a single hook.
- A、derrick
- B、union purchase
- C、topping lift block
- D、crane
参考答案
更多 “The （）(双杆联吊) is that two booms are used with a single hook.A、derrickB、union purchaseC、topping lift blockD、crane” 相关考题
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derrickB
union purchaseC
topping lift blockD
crane
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