Now that the valve is not worth ______, I suggest it ______.

试卷相关题目

• 1Obviously, for a given fuel oil, its pour point is ______its cloud point.

  A.lower than

  B.higher than

  C.as same as

  D.better than

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• 2Seawater may be used for drinking water ______.

  A.at a maximum rate of two ounces(盎司) per day

  B.after mixing with an equal quantity of fresh water

  C.if gather during or immediately after a hard rain

  D.under no circumstance

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• 3CO2 extinguishes a fire by __________.

  A.a blanket of bubbles formed on the surface of the fire

  B.smothering

  C.isolating the heat from the fuel

  D.cooling

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• 4The three basic components of a fire are chain reaction, heat, fuel, and ______.

  A.carbon monoxide

  B.oxygen

  C.carbon dioxide

  D.any gaseous substance

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• 5Fires involving combustible metals are classified as ______.

  A.class 'A' fires

  B.class 'B' fires

  C.class 'C' fires

  D.class 'D' fires

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• 6When a vessel is in dry-dock, the vessel's engineers should ______.

  A.examine the condition of the propeller

  B.chip and paint all hull protection zincs

  C.install new docking plugs in all cofferdams

  D.inspect the hull for hogging or sagging

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• 7The additional mark ______in the Classification Certificate for Machinery represents the propulsion apparatus is remotely controlled on the navigating bridge control station, and engine room is watched by duty personnel.

  A.BRC

  B.MCC

  C.AUT-0

  D.AUT-1

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• 8Oil Record Book Part I shall be provided to ______.

  A.every oil tanker

  B.every ship of 400 tons gross tonnage and above

  C.every ship

  D.any ship

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• 9“Inability to provide for the first watch at the commencement of a voyage and for subsequent relieving watches persons who are sufficiently rested and otherwise fit for duty.” is considered to be one of the detainable deficiencies(缺乏) under ______.

  A.the SOLAS Convention

  B.the MARPOL Convention

  C.the STCW Convention

  D.the LOAD LINE Convention

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• 10The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the ______.

  A.Navigation Log Book

  B.Engine Room Log Book

  C.Oil Record Book

  D.Muster List

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