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单选题
When your vessel is proceeding to the area of traffic density,（）is used to determine the exact ranges of other ships or objects in the vicinity.
A
radar
B
GPS
C
DF
D
satellite navigator
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单选题If your vessel were proceeding down river (descending)，a green square marker with a green reflector border on the right bank would be a（）.A
mile boardB
dredging markC
passing daymarkD
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单选题A traffic separation zone is that part of a traffic separation scheme which（）.A
is located between the scheme and the nearest landB
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单选题While proceeding to a distress site，you hear the words “Seelonce mayday” on the radiotelephone.Which action should you take（）.A
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Acknowledge receipt and advise your course，speed，and ETAC
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单选题In a traffic separation scheme，when joining a traffic lane from the side，a vessel shall do so（）.A
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单选题You are advised to enter the traffic route at about 1730 hours，because a vessel is scheduled to enter at the time when you intended to enter.What can you understand from this seaspeak?（）.A
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考题
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Steering a sinuous courseB
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考题
单选题The phrase “When built” in the Certificate of Vessel’s Nationality definitely means（）.A
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单选题Which vessel would display a cone，apex downward（）.A
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单选题In a traffic separation scheme, when joining a traffic lane from the side, a vessel shall do so（）.A
at as small an angle as possibleB
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only in case of an emergency or to engage in fishing within the zoneD
never
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Bow breast lineB
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单选题When a vessel navigates in an area with a small underkeel clearance but with adequate space to take avoiding action she（）.A
should not be regarded as a vessel constrained by her draughtB
should be regarded as a vessel constrained by her draughtC
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when was your vessel builtB
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when is your vessel builtD
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单选题A vessel when joining or leaving from the side of a traffic separation scheme shall do so at as（）to the general direction of traffic flow as practicable.A
small an angleB
large an angleC
either small or large an angleD
neither small nor large an angle
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单选题When jumping into water upon which there is an oil-fire，you should（）.A
break the water surface with your hands when diving head-firstB
use your hands to hold your knees to your chestC
cover your eyes with one hand while pinching your nose shut and covering your mouth with the otherD
enter the water at the bow or stern on the windward side of the vessel
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