更多"When ship is fouled, increasing the"的相关试题:
[单项选择]The needle valve will open when the fuel pressure acting on the needle valve （） exerts a sufficient force to overcome the spring compression.
A. tape face
B. tapered face
C. surface
D. thinner face
[单项选择]When a fuel injection nozzle overheats, which of the problems listed can be expected?（）
A. The fuel metering will vary
B. The fuel will explode
C. The cylinder head will crack
D. The engine will stop
[单项选择]When the fuel oil is burning in the combustion chamber, it （）.
A. gives up large amount of heat
B. gives off large amount of heat
C. gives up large amount of steam
D. gives off large amount of steam
[单项选择]When separating fuel oil in oil separator, the separating quantity is（） of the real quantity.
A. 100%
B. 80%
C. 1/2
D. 1/3
[单项选择]In a diesel engine, when the fuel is injected into the cylinder,（）
A. the piston is just coming upward from the bottom dead center
B. the piston has moved about one-fifth of the way up
C. the piston has moved most of the way up and almost reached the TDC
D. the piston has just past the TDC
[单项选择]When preparing a ship for heavy weather，fuel oil day tanks should be（）.
A. pumped overboard to calm the seas
B. drained to the lower hull to reduce free surfaces
C. filled to ensure that sufficient fuel oil is available during a lengthy emergency
D. partially drained to increase free surfaces in order to reduce motions
[单项选择]When ship in the dock repairing, engine department should emphasize on the inspection of（）
A. sea valve chest, sect valve, thruster
B. bilge motherboard, steering and the shaft system
C. sea water system
D. fresh water system
[单项选择]When ship navigating in rough sea, the first measure taken by the chief engineer to prevent the overload should be（）
A. cleaning fuel oil, lubricating oil and seawater filter
B. reducing fuel feeding of the main engine appropriately or reducing the pitch angle of propeller
C. using low sea chest
D. closing the skylight and the ventilation opening, which doesn’t affect the normal work of equipments
[单项选择]When ship navigating in rough sea, the correct operation is （）
A. navigating with a low diesel engine speed
B. navigating with a stable diesel engine speed
C. increasing the efficiency of propeller
D. increasing fuel injection
[单项选择]When ship at anchor she shall be deemed to be（）.
A. Not under-way
B. Not under command
C. Restricted in her ability to maneuver
D. A non-displacement ship
[单项选择]When a ship is entering to shallow water, ship resistance will be increased and the speed of main engine reduced.Due to the function of the governor, the main engine will（）
A. reduce fuel feeding
B. increase fuel feeding
C. keep original fuel feeding
D. be overspeed
[单项选择]When my ship arrived there，their ship（）.
A. has left already
B. left already
C. had left already
D. would left already
[单项选择]When fuel oil has seriously contaminated a diesel engine lubricating oil, you should （）.
A. filter to remove the fuel oil
B. use the settler to remove the fuel oil
C. remove the fuel oil by centrifuging
D. drain and then renew the lube oil supply
[单项选择]
When fuel oil is accidentally missed with lube oil which of the following processes can be used to separate them?（）
Ⅰ.filtering
Ⅱ.settling
A. Ⅰ only
B. Ⅱ only
C. either Ⅰ or Ⅱ
D. neither Ⅰ or Ⅱ
[单项选择]When fuel is injected in a diesel engine cylinder too early, （）
A. ignition may be delayed
B. fuel economy is not affected
C. exhaust gas temperature will be unchanged
D. the exhaust will be clear
[单项选择]When fuel is injected late into a diesel engine cylinder,（）.
A. the exhaust will be clear
B. fuel consumption will be low
C. all the fuel will be burned at top dead center
D. fuel consumption will be high
[单项选择]When fuel enters the crankcase of a diesel engine, it （）
A. dilutes the lube oil and reduces its viscosity
B. forms sulfuric acid in the lube oil
C. causes pitting and failure of the bearings
D. causes sludge deposits on valve stems
[单项选择]
When centrifuging heavy fuel oil, an important factor to consider is the （）
(1) flow rate
(2) viscosity of the fuel oil
A. (1) only is correct
B. (2) only is correct
C. both (1) and (2) are correct
D. neither (1) or (2) are correct
