问题
单项选择题
What is normally used to pass a mooring line to a dock（）.
A.Distance line
B.Gantline
C.Heaving line
D.Tag line
答案
参考答案：C
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What is normally used to pass a mooring line to a dock（）.
A.Distance line
B.Gantline
C.Heaving line
D.Tag line
参考答案：C