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
单项选择题 The hinge fitting used to attach the boom to the mast is the（）.
单项选择题 The heaviest type pallet is the（）.
单项选择题 The head of the bend is the（）.
