其他其他其他2006年第2期海船船员适任证书全国统考试题（总第40期）

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• 61The system will accept a harbor map which is incorrect，therefore the operator must exercise caution in harbor selection．

  A.be considered

  B.be prudent

  C.be bold enough

  D.be carelessness

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• 62Calibration Stations give special transmissions for the calibration of ship's ______．

  A.gyro-compass

  B.marine radar

  C.DF

  D.navigational satellite

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• 63To obtain accuracy in fixing by DF，______ and three stations should be used．

  A.parallel bearings

  B.long-range bearings

  C.short-range bearings

  D.cross bearings

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• 64A compass card without north-seeking capability that is used for relative bearings is a(n) ______．

  A.bearing circle

  B.pelorus

  C.bearing bar

  D.alidade

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• 65Before switching on gyro-compass，you should make sure that the power supply on board is ______．

  A.high or low

  B.AC or DC

  C.strong or weak

  D.on or off

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• 66What is a requirement for any action taken to avoid collision、

  A.When in sight of another vessel，any action taken must be accompanied by sound signals

  B.The action taken must include changing the speed of the vessel

  C.The action must be positive and made in ample time

  D.All of the above

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• 67When two power-driven vessels are crossing，which vessel is the stand-on vessel、

  A.The vessel which is to starboard of the other vessel

  B.The vessel which is to port of the other vessel

  C.The larger vessel

  D.The vessel that sounds the first whistle signal

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• 68The rules require that a stand-on vessel SHALL take action to avoid collision when she determines that ______．

  A.risk of collision exists

  B.the other vessel will cross ahead of her

  C.the other vessel is not taking appropriate action

  D.collision cannot be avoided by the give-way vessel's maneuver alone

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• 69The deep-sea liners _______．

  A.carry mainly containerized cargo

  B.carry mainly conventional cargo

  C.offer a daily or weekly service for passengers and vehicles

  D.sail across channels and narrow seas

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• 70The Liners _______．

  A.always sail full

  B.sail regularly even not full

  C.always sail in ballast

  D.will not sail if not full

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