單項(xiàng)選擇題

Which of the following should not be paid attetion to as to accommodation for seafarers?（）

A.The size of rooms and other accommodation spaces
B.communication
C.Heating and ventilation
D.Noise and vibration and other ambient factors

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單項(xiàng)選擇題

When anchoring,it is a common rule of thumb to use a length of chain（）.

A.five to seven times the depth of water
B.seven to ten times the depth of water
C.twice the depth of water
D.twice the depth of water plus the range of tide

單項(xiàng)選擇題

The term lee side refers to the（）.

A.side of the vessel exposed to the wind
B.Side of the vessel sheltered from the wind
C.Port side
D.Starboard side