电子技工英语题库Word格式文档下载.docx

1、B. pointing outwards C. not iceable【单项选择】The English for “兆欧表is.A.Megger B.Voltmeter C.Multimeter【单项选择】Theis used to measure current.A.ammeterB.voltmeterC.wattmeter【单项选择】is a vertical height between the sea level and the bottom of the ship.A.LOAB.BeamC.Breadth【单项选择】Theof the M/E is 5500kw at 115rpm.

2、A.outputB.temperatureC.speed【单项选择】The insulation class of an electric motor indicates its.A.Maximum input of horsepower.B.Maximum temperature rise of the insulation materialC.Maximum input of kilowatts【单项选择】The English for “电压表is.A.VoltmeterB.SynchrometerC.Ammeter【单项选择】The SOLAS Convention is the ma

3、in international convention.A.Covering safety of life.B.About marineC.About marine pollution prevention【单项选择】is used to measure the voltage.A.SynchrometerB.AmmeterC.Voltmeter【单项选择】The indicator cock is fixed on the cylinder. The meaning of “indicator cock is. A.示功阀B.排气阀C.安全阀【单项选择】Voltage will always

4、 lead current in a/an.A.inductive circuitB.capacitive circuitC.magnetic circuit【单项选择】Remote control means that. A.The system is controlled automatically.B.The system is manned manuallyC.The system is situated remotely from the operator【单项选择】The star-delta starter is an effective method ofvoltage sta

5、rting of a motor.A, the reducedB. increasedC. unchanged 【单项选择】The number of cycles per second occurring in AC voltage is known as the.A.wave formB.phase angleC.frequency【单项选择】De-ballasting of STARBOARD No.1 ballast tk. The meaning of “STARBOARD No.1 ballast tank is.A,前尖舱C后尖舱【单项选择】The English for “二极

6、管is.A, thyristorB. DiodeC. transistor【单项选择】Which of the following mechanical ponents has the function for housing the connection terminal box?A.A stator B.A rotorC.A chassis【单项选择】Before doing maintenance on electrical equipment, you should.A.with a test pen in handB.turn on power firstC.turn off pow

7、er first【单项选择】If a fire ignites in the engine room as a result of a high pressure fuel oil leak, you should FIRST.A.find a soda acid extinguisher B.shut off the fuel oil supplyC.secure the ventilation【单项选择】High values of ohms per voltany change in circuit characteristics.A.denoteB.minimizeC.indicate

8、【单项选择】Which of the following statements about the short-circuit protection is not true?A.It is often provided to cater for terminal flashoversB.It is provided because faults between phases often occurC.It is often provided to cater for major stator winding faults【单项选择】 Conductor insulation designed

9、for 600V should indicate a resistance of.A.600,00 or lowerB.60,00 or higherC.600,00 or higher【单项选择】SOLAS stands for.A.the International Convention for the prevention from shipB.the International Convention on Standards of Training, Citification and Watch keeping for SeafarersC.the International Conv

10、ention for the Safety of the Life at Sea 【单项选择】Which of the following materials is a good insulator?A.glassB.aluminumC.steel【单项选择】If you are asked to accept delivery of stores and spare parts, you should.A.accept all itemsB.refuseC.make clear of your authority【单项选择】If an oil spill occurs on deck, yo

11、u should cover the area with absorbent material. The meaning of “oil spill is.A.着火B.搁浅C.溢油【单项选择】Which one of the following is not safety precaution?A.safety shoesB.jacketC.safety cap【单项选择】Which of the following is not one of the incorrect operating conditions of shipgenerators?A.pile records regular

12、lyB.reverse power protectionC.outside short circuit protection【单项选择】The English for“污水泵is.A.boiler feed water pumpB.sewage pumpC.fuel transfer pump【单项选择】We should pay attention to thewhen welding and cutting?A.WaterB.AirC.Fuel oil【单项选择】The Safety of Life at Sea Conventions was developed by theA.IMDG

13、 conferenceB.International Maritime OrganizationC. American Bureau of Shipping【单项选择】Under the terms of ISPS code, shipping panies are required to designate a pany Security Officer for the pany and afor each of its ships.A.Ship Security OfficerB.Designated Person AshoreC.Internal Auditor【单项选择】The fre

14、sh water generator is used produce fresh water. The meaning of fresh water generatoris.A.空压机B.绞缆机C.造水机【单项选择】When measuring AC current flow, you must always connect the meter.A.in parallel with the power source and load B.in series with the power source and loadC.insuring correct polarity【单项选择】When t

15、he voltage remains constant and the resistance is increased in a series circuit, the current.A.decreasesB.increasesC.increases by the square of the original value【单项选择】bilge water to oily water separator.A.TransferB.Pump outC.Start【单项选择】The ballast water can be stored in the double bottom. The meani

16、ng of “double bottom is.A.涡轮增压器B.双层底C.油底壳【单项选择】Which is not one of the possible functions of the loss-of load protection?A.It can allow a motor to recover when the voltage is restored.B.It can stop a motor in case of a failure in a mechanical transmission.C. It can be used to protect a pump against

17、being unprimed.【单项选择】What type of oil is NOT covered in the oil pollution laws?A.main switchboardB.emergency switchboardC.main busbar【单项选择】The Chinese for “fuel oil system is.A.冷却系统B.燃油系统C.润滑系统【单项选择】Electrical circuits are protected against overheating by means of a/an.A.diodeB.amplifierC.circuit br

18、eaker【单项选择】In order to find out which lifeboat you are assigned, you should look at the muster list. The meaning of “muster list is.A.应变部署表B.火灾控制计划C.证书检查【单项选择】The motorman is working, “motorman means.A.机工B.服务员C.电子员【单项选择】F.W.E at 0900.F.W.E means .A.fit water engineB.finished with engineC.fished with exhaust【单项选择】Ancarrier is a tank ship designed for transporting liquefied natural gas.A.LNGB.OBOC.LPG【单项选择】The inverter may use the following except.A.IGBT sB.ThyristorsC.ICGT s【单项选择】In a deck crane, amotor is used for rotating the crane.A.LuffingB.Slewing C.Hoisting