航海英语(甲类三副)试题及答案(1)
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All electrical appliances aboard a vessel should be grounded to ______.
- A.prevent them from falling when the vessel rolls
- B.protect personnel from electrical shock
- C.increase their operating efficiency
- D.prevent unauthorized personnel from operating them
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All echo-sounders can measure the ______.
- A.actual depth of water
- B.actual depth of water below keel
- C.average depth from waterline to hard bottom
- D.average depth of water to soft bottom
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All dunnage planks and mats must be sent on board______commencement of loading．
- A.prior to
- B.during
- C.in the period of
- D.Afterwards
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All casualties such as personnel injuries or illness, oil spills, accidental fire, collision,stranding, and unusually severe weather damage, whether at sea, in port, or in shipyard, must be promptly ______ to the company.
- A.spoken
- B.said
- C.told
- D.communicated
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Aircraft made forced______near position 23 o 32'N，110 o 13'E．
- A.striking
- B.landing
- C.grounding
- D.Stranding
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All accidents and damage to ship, equipment or personnel, must be _ in the vessel deck log.
- A.entered into
- B.entered
- C.entered with
- D.entered in
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After transferring a weight forward on a vessel, the draft at the center of flotation will _____.
- A.change, depending on the location of the LCG
- B.increase
- C.decrease
- D.remain constant
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After using a CO2 portable extinguisher, it should be ______.
- A.put back in service if some CO2 remains
- B.hydrostatically tested
- C.retagged
- D.Recharged
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After putting on a self-contained breathing apparatus, you open the air supply and hear acontinuous ringing of a bell. What does this mean?______.
- A.The unit is working properly
- B.The face mask is not sealed properly
- C.The air bottle needs to be refilled
- D.The air supply hose has a leak
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After riveting is completed, the joints on the shell of a vessel are generally made watertight by________.
- A.faying
- B.caulking
- C.felt or canvas packing
- D.red lead
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