A.damage by dripping sweatB.damage by odor contaminatio……

单项选择题The force resulting from the earth’s rotation that causes winds to deflect to the right in the Northern Hemisphere and to the left in the Southern Hemisphere is called（）.

A.pressure gradient
B.Coriolis effect
C.aurora borealis
D.ballistic deflection

单项选择题When steering by autopilot,how often should the steering be checked?（）

A.12 times on each watch
B.When time allows
C.At least once a watch
D.No checking is necessary

单项选择题（）is the act of allocating space to containers on board of a container ship in the order of the discharge ports.

A.Container loading
B.Container discharging
C.Stowage planning
D.Container checking

单项选择题According to the relevant regulation, lifeboat should be powered by（）.

A.inboard diesel engine
B.outboard diesel engine
C.outboard gasoline engine
D.inboard gasoline engine

单项选择题Berthing means bringing a vessel to her berth until（）.

A.the ship is made fast
B.the ship‟s first line is sent ashore
C.the ship is dredging anchor
D.the ship‟s pilot disembarks