更多"The main source of fuel injection s"的相关试题:
[单项选择]When considering the lowest fuel system operating temperature, （） are important.
A. specific gravity or relative density
B. open flash point and closed flash point values
C. higher calorific and lower calorific values
D. cloud point and pour point values
[单项选择]The most common diesel engine fuel system problems are caused by （）.
A. incorrect adjustments
B. dirty fuel
C. broken fuel lines
D. excessive vibration
[单项选择]A safe fuel system must（）.
A. prevent engine overheating
B. have proper air/gasoline fuel mixture ratio
C. be liquid- and vapor-tight
D. supply sufficient air to the intake manifold
[单项选择]If keep the fuel injection of main engine unchanged when ship is fouled, that will causeⅠ.The speed of main engine to be reduced Ⅱ.Ship speed to be reduced Ⅲ.The resistance torque of propeller to be increased Ⅳ.Trim at stern to increase（）
A. Ⅰ + Ⅱ
B. Ⅰ ~ Ⅲ
C. Ⅰ ~ Ⅳ
D. Ⅰ + Ⅱ + Ⅳ
[单项选择]Each hose in the fuel transfer system for helicopter refueling must have a（）.
A. static grounding device
B. quick-disconnect nozzle
C. splash guard
D. vapor recovery system
[单项选择]The fuel supply system to an automatic auxiliary boiler, will be automatically shutdown if the boiler （）
A. salinity is abnormally high
B. steam demand is too high
C. water level is abnormally low
D. feedwater flow is low
[单项选择]The high pressure in fuel injection system of the diesel engine is produced by the （）.
A. injector pump
B. fuel injector
C. governor
D. turbocharger
[单项选择]Each inert gas system gas main must have an automatic shut down valve at the outlet of the gas production plant. This valve must close automatically upon（）.
A. cargo pump failure
B. blower failure
C. deck seal low water level
D. low inert gas temperature
[单项选择]The fuel oil supply system to an automatic auxiliary boiler, will automatically shutdown if the boiler （）
A. steam demand is high
B. salinity is high
C. safety valve simmers
D. burner flame is extinguished
[单项选择]The major cause of fuel pump and injection system problems is （）
A. improper adjustments
B. contaminated fuel
C. kinked fuel lines
D. excessive engine vibration
[单项选择]The fuel injection system is very important, so any trouble of it will （） the operation of the main engine.
A. be affected
B. affect
C. be effected
D. effect
[单项选择]Fuel injection uses the jet pump system and a Woodward type hydraulic （） is used to control engine speed.
A. controller
B. governor
C. instrument
D. apparatus
[单项选择]Fuel oil is thought to be one of the main factors （） the operation and maintenance of an engine.
A. have nothing to do with
B. having nothing to do with
C. have much to do with
D. having much to do with
[单项选择]The fuel oil system for a diesel engine can be considered in two parts--the fuel supply and the （） systems.
A. fuel treatment
B. fuel combustion
C. fuel injection
D. fuel separating
[单项选择]Dirt in the fuel oil system of a diesel engine can cause （）.
A. clogged filters
B. poor combustion
C. overloading of the diesel
D. shock of fuel lines
[单项选择]Dirt in a fuel oil system of a diesel engine can cause （）
A. damage to strainers
B. over-speeding of the engine
C. excessive cooling of the engine
D. injector damage
[单项选择]In a commonly used fuel oil system, the oil is stored in tanks in the double bottom from which it is pumped to （） and heated.
A. a service tank
B. a settling tank
C. an expansion tank
D. a double bottom tank
