Under the forces of its own weight，the suspended length of line will fall into a shape known as a（）.<br>A:polygon<br>B:holding arc<br>C:catenary curve<br>D:parabolic curve

Under the forces of its own weight，the suspended length of line will fall into a shape known as a（）.
A:polygon
B:holding arc
C:catenary curve
D:parabolic curve

出自：海船船员证

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