问题
单项选择题
The hoist line primarily used for lifting personnel on ship cranes is called the（）.
A.personnel line
B.whip line
C.main hoist line
D.pendant
答案
参考答案：B
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The hoist line primarily used for lifting personnel on ship cranes is called the（）.
A.personnel line
B.whip line
C.main hoist line
D.pendant
参考答案：B