The distance between the surface of the water and the tidal datum is the _______．

试卷相关题目

• 1GM cannot be used as an indicator of stability at all angles of inclination because ______．

  A.M is not fixed at large angles

  B.there is no M at large angles

  C.G is not fixed at large angles

  D.there is no G at large angles

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• 2The two most effective generating forces of surface ocean currents are ______．

  A.temperature and salinity differences in the water

  B.wind and density differences in the water

  C.water depth and underwater topography

  D.rotation of the Earth and continental interference

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• 3Keeping the draft at or below the load line mark will insure that the vessel has adequate ______．

  A.ballast

  B.reserve buoyancy

  C.displacement

  D.rolling periods

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• 4If the survival craft is not loaded to full capacity，the personnel should be ______．

  A.loaded more on the port side forward

  B.loaded equally on both sides with more forward

  C.loaded equally on both sides with more aft

  D.allowed to sit anywhere

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• 5You notice smoke coming from an open laundry room doorway．After activating the fire alarm, which of the following would you do FIRST、

  A.Attempt to determine what is burning．

  B.Acquire the nearest life jacket.

  C.Break out the nearest fire hose.

  D.Wait for the fire team to arrive and assist as directed.

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• 6Galvanizing would be suitable for protecting wire rope which is used for ______．

  A.cargo runners

  B.stays

  C.topping lifts

  D.All of the above

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• 7You notice oil on the water near your vessel while taking on fuel．You should FIRST ______．

  A.stop fueling

  B.notify the senior deck officer

  C.notify the terminal superintendent

  D.determine whether your vessel is the source

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• 8For cargoes ______ grain meals，coal，ventilation is needed to prevent them ______ spontaneous combustion．

  A.i．e．／of

  B.for instance／away

  C.for example／off

  D.such as／from

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• 9When visibility is 10 nautical miles，we say that visibility is ______．

  A.very good

  B.good

  C.poor

  D.moderate

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• 10In writing up the log book at the end of your watch，you make an error．which of the following is the way to correct the error？______．

  A.Carefully and neatly erase the entry and rewrite it correctly

  B.Remove this page of the log book and rewrite all entries on a clean page

  C.Blot out the error completely and rewrite the entry correctly

  D.Cross out the error with a single line and rewrite the entry correctly

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