单项选择题
A stage should only be rigged（）.
A.over the bow or stern of a vessel
B.over the flat sides of a vessel
C.over the open water
D.over the dockside
点击查看答案&解析
相关考题
-
单项选择题
A snatch block is a（）.
A.block used only with manila rope
B.chock roller
C.hinged block
D.strong block used for short，sharp pulls -
单项选择题
A shepherd’s crook is used to（）.
A.lower spring buoys into the water
B.find an anchor after the buoy has been lost
C.transfer a pennant wire to the anchor handling boat
D.clean chain as it is hauled into the rig -
单项选择题
A sheepshank is used to（）.
A.keep a line from fraying
B.join lines of unequal size
C.stop off a line
D.shorten a line
