Now that the valve is not worth ______, I suggest it ______.
A.to repair/renewing
B.repairing/renewing
C.to repair/ be renewed
D.repairing/be renewed
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
开始考试点击查看答案 - 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
开始考试点击查看答案 - 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
开始考试点击查看答案 - 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
开始考试点击查看答案 - 5Fires involving combustible metals are classified as ______.
A.class 'A' fires
B.class 'B' fires
C.class 'C' fires
D.class 'D' fires
开始考试点击查看答案 - 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
开始考试点击查看答案 - 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
开始考试点击查看答案 - 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
开始考试点击查看答案 - 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
开始考试点击查看答案 - 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
开始考试点击查看答案
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