The main function of the core of a wire rope is to（）.<br>A:give flexibility<br>B:support the strands laid around it<br>C:allow some circulation around the strands<br>D:allow lubrication inside the rope

The main function of the core of a wire rope is to（）.
A:give flexibility
B:support the strands laid around it
C:allow some circulation around the strands
D:allow lubrication inside the rope

出自：海船船员证

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