主机tThe hostt.docx

1、主机tThe host t主机13t（The host 13 t）Question 1: the purpose of a diesel engine is ().A. The host is in constant state of useB. the emergency equipment is in working conditionC. the power plant is in constant useD. The auxiliary equipment is in constant useAnswer: CProblem 2: diesel engine stand-by work

2、 includes (). Proofread the clock with the steering gear . Prepare warm-up with each system. Open the emergency bilge suction valve . Transfer, car and commissioningA. + + B. + + C. + + D. + + Answer: BProblem 3: most of the preheating methods used in modern Marine engine warm-up cylinders are used

3、().A. Steam heating main engine circulating water tankB. The electric heater heats the main engine cooling waterC. Heating and cooling water in the expansion tankD. diesel engine cooling water heating for main engine cycleAnswer: DProblem number 4: the method of engine cylinder heating cylinder has

4、(). Power diesel engine cooling water circulation within the host . Steam heating temperature and start the pump in the expansion tank . Steam heating or electric heater host freshwater and start fresh water pumpA. + B. + C. + D. + + Answer: DProblem number 5: the engine heating machine includes ().

5、Preheat preheat . Cooling system. The fuel system . Preheat lubricating oil system. The cylinder oil preheatingA. + B. + C. + D. + Answer: BProblem 6: the commonly used method to preheat the lubricating oil system during a large Marine diesel engine is ().A. Start the oil separator to preheat the oi

6、lB. Warm up steam in the oil circulating cabinetC. Warm up the electric heater in the oil circulating cabinetD. Open the oil pump in the piping to warm up steamAnswer: A,Problem number 7: note that the following error operation in the preparation of the cooling system is ().A. Open cylinder jacket f

7、resh water circulating pumpB. Open the seawater circulating pumpC. Open the piston cooling pumpD. Open the injector cooling pumpAnswer: BQuestion 8: in the process of preparing the car, the following works are not in the fuel system.A. Light oil daily oil filling, preheating, and residualB. Start th

8、e system of low-pressure transport pump systemC. Fuel oil transfer in each fuel tankD. heavy oil daily tank filling, preheating, and mendingAnswer: CProblem number 9: the main purpose of the vehicle during the backup process is ().A. Check the rotation flexibility of the motor parts and their shafts

9、B. the cylinder oil is evenly distributed in the cylinder wallC. Good for bearing formation of oil filmD. check whether there is water in the cylinderAnswer: A,Problem 10: in the case of a car, the purpose of running the car is ().A. Observe whether water is present in the VATB. See if there is a le

10、ak in the tankC. Check the working status of the boot systemD. all of the aboveAnswer: DQuestion 11: the purpose of the test before the engine starts is ().A. Check the working status of the commutation mechanism and oil regulating mechanismB. Check the working status of the boot systemC. Allow the

11、moving parts to fully lubricate the impurities and water in the cylinderD.A + BAnswer: DProblem number 12: it is pointed out that the following is the error in diesel engine stand-by operation.A. the standby operation is usually carried out by the engineer in the engine roomB. In a driver control sy

12、stem, a car can be operated by a bridgeC. the host warm-up temperature should guarantee about 40 D. Should contact the driver during the operation of the car, the car and the test vehicleAnswer: BProblem number 13: point out the following error in diesel engine stand-by operation is ().A. the backup

13、 must be carried out with the engineer in the engine roomB. The standby power generation diesel engine should be activated when the standby vehicle is readyC. The control handle can be transferred to the driving control position in the steering control systemD. The large diesel engines require a for

14、ward and reversing steering wheelAnswer: CQuestion 14: during the ship maneuvering, the main operation of the modern large ship mainframe is ().A. switch to light dieselB. ensure that air cylinders are started and air pressure is controlled by air cylindersC. Regulate cooling water temperatureD. ens

15、ure normal temperature sweepAnswer: BQuestion 15: in the maneuvering of ships in, out of port or in shallow water, the following error is ().A. Control the cooling water temperature of main engine and maintain stabilityB. Reduce the amount of water in the air coolerC. Use low bottom valve to ensure normal water absorptionD. for light fuelAnswer: CProblem 16: the diesel engine power unit is required to carry out the test in the standby vehicle. The purpose is to check (). . Start reversing system. Lubricating oil system . Fuel control