单项选择题
Temperature control valves installed in the jacket cooling water system of a diesel engine modulates the rate of water flow through the （）.
A.cooling water pump
B.nozzle cooling passages
C.cylinder jackets
D.heat exchanger
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相关考题
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Cylinder lubrication oil for low speed main propulsion diesel engines is admitted to each cylinder during （）.
A.the power stroke
B.the compression stroke
C.low load operation only
D.periods of standby -
单项选择题
The speed of the camshaft in a two-stroke/cycle diesel engine, running at 950 RPM, is （）.
A.475 RPM
B.950 RPM
C.1900 RPM
D.2400 RPM -
单项选择题
In a closed diesel engine freshwater cooling system, the amount of coolant flowing through the heat exchanger is controlled by the （）.
A.suction pressure regulator
B.thermostatic bypass valve
C.sea water temperature
D.water level in the expansion tank
