单项选择题

The transfer procedures for oil products are required to be posted （）.

A.in the pilothouse
B.in the officer's lounge
C.in the upper pumproom flat
D.where they can be easily seen or readily available

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单项选择题
The step of a pilot ladder which prevents the ladder from twisting is the （）.

A.Proof bar
B.Shifting bar
C.Long bar
D.Spreader
单项选择题
THE SPEED OF A VESSEL ADJUSTED TO THAT OF A PILOT BOAT AT WHICH THE PILOT CAN SAFELY EMBARK is （）.

A.Ground speed
B.Boarding speed
C.Relative speed
D.Speed of the vessel
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