In the manufacture of wire rope，if the wires are shaped to conform to the curvature of the finished rope before they are laid up，the rope is called（）.<br>A:composite<br>B:left-lay<br>C:improved<br>D:preformed

In the manufacture of wire rope，if the wires are shaped to conform to the curvature of the finished rope before they are laid up，the rope is called（）.
A:composite
B:left-lay
C:improved
D:preformed

出自：海船船员证

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