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There shall be two principal ______ through the harbor for the passage of vessels of over 60 tons burden．
A.straits
B.channels
C.canals
D.roadsteads
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更多 “ There shall be two principal ______ through the harbor for the passage of vessels of over 60 tons burden．A.straitsB.channelsC.canalsD.roadsteads ” 相关考题
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There are two areas off the N coast of France，which remain dangerous because of ______．A.the density of vessel traffic on passage through the straitB.the fact that the passage through the strait is constricted by a series of narrow banks，running NE-SWC.mines lied in the war of 1939-1945D.the strong tidal streams in the strait
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What is NOT a requirement of cargo piping installed in tank vessels carrying grade D or E cargo ONLY ________．A.The cargo piping system shall be fixedB.Flanged joints shall be used for pipe sizes exceeding 2 inches in diameterC.Piping through bunker spaces may be run through a pipe tunnelD.Connections at bulkheads must be made so that the plating does not form part of a flanged joint
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单选题A flashing red light displayed at a single lock means that the lock（）.A
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单选题Which of the following descriptions best identifies the operating principal of a flash-type evaporator?（）A
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单选题To（）sanitary water from any vessel，an application shall be made to Harbor Authorities for approval.A
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单选题A vessel the passage of which is not to be impeded（）to comply with this Rule when the two vessels are approaching one another so as to involve risk of collision.A
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单选题The Rules state that risk of collision shall be deemed to exist（）．A
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单选题Which of the following is correct according to the passage you have just heard?A
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单选题What is NOT a requirement of the reinspection for a tank barge with a certificate of inspection valid for two years? （）A
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单选题Two vessels meeting in a “head-on” situation are directed by the Rules to（）.A
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单选题Deep-draught vessels and VLCCs shall allow for（）of at least 3.5 m at all times during the entire passage through the Straits of Malacca and Singapore.A
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Each shall indicate such action by one short blast on the whistle
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