轮机部三管轮考试题2(轮机英语)
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Texture measurement by instruments will give a value in degree CelciusThis scale of measurement is normally used for all readings and temperature values _____ dealing with theoretical calculations involving the gas laws.
- A.in addition to
- B.in addition that
- C.except that
- D.except when
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The successful operation of any engine or machine and ____ depend on effective lubrication.
- A.their no trouble period
- B.their freely trouble period
- C.its free trouble life
- D.its trouble-free life
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Each ship shall carry on board a shop security plan approved by .
- A.the chief engineer officer
- B.the master of the ship
- C.the manager of the company
- D.the Administration
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To ensure oil purifier working in normal condition, the interval between two sludge discharging should not exceed hours.
- A.2
- B.4
- C.5
- D.6
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______ means a plan developed to ensure the application of measures on board the ship designed to protect persons on board, cargo, cargo transport units, ship’s stores or the ship from the risks of a security incident.
- A.Ship security plan
- B.Company security plan
- C.Port facility security plan
- D.National security plan
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Which of the petroleum products listed has the lowest flash point?
- A.Hydraulic oil
- B.Lubricating oil
- C.Diesel oil
- D.Refrigeration oil
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Which of the following statements concerning a simple parallel resistance circuit is correct?
- A.The voltage drop across each resistor is the same
- B.The total current flow equals the reciprocal of the sum of the individual currents
- C.The total resistance equals the sum of the individual resistances
- D.The total voltage equals the sum of the individual voltages across each resistance
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The most common type of containment device for spilled oil on the water is the use of _____.
- A.straw
- B.booms
- C.skimmers
- D.chemical dispersants
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What is the term given to the process of breaking up fuel oil into very fine particles for better combustion?
- A.Settling
- B.Straining
- C.Spraying
- D.Atomizing
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The delivery rate of a variable stroke axial piston hydraulic pump is controlled by varying the position of the _____.
- A.slide block
- B.tilting box
- C.pintle
- D.reaction ring
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