Always ensure that the turning gear is____ even at the quay the wake from other ships ma

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Always ensure that the turning gear is____, even at the quay, the wake from other ships may turn the propeller and thus the engine.

A.disengaged

B.engaged

C.assembled

D.disassembled

请帮忙给出正确答案和分析,谢谢!

热搜:铅的熔点为600.5K,熔化热,100g铅中含有1.08g银