The majority of cargo gear breakdowns are a result of（）.<br>A:guy failures<br>B:topping lift failures<br>C:bending of the boom from compression<br>D:gooseneck failure

The majority of cargo gear breakdowns are a result of（）.
A:guy failures
B:topping lift failures
C:bending of the boom from compression
D:gooseneck failure

出自：海船船员证

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