A.Splash
B.Gravity
C.Pressure
D.Bypass
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A.scavenging action of the piston
B.piston type vacuum pump taking suction off a differential manometer
C.gland exhausting manometer
D.crankcase exhaust fan
A.prevent soot fires in the exhaust system
B.prevent exhaust gas erosion of the tubes
C.increase the velocity of exhaust gas flow
D.increase the rate of heat transfer
A.a spindle lubricator
B.an oil jet
C.internal splashing
D.drilled passages in the crankshaft
A.the same, whether at sea, or during maneuvering
B.adjusted during each hour of operation while at constant RPM
C.higher at sea than while maneuvering
D.lower at sea than while maneuvering
A.improve fuel economy
B.increase the air charge velocity
C.reduce the risk of explosion
D.all of the above
最新試題
Electrically operated safety devices on auxiliary diesel engines function to stop the engine by ().
What is the function of the thrust bearing?()
An automated diesel engine should normally shut down due to ()
Engine protection by means of an alarm or shutdown control can be obtained with devices that are sensitive to ().
The minimum speed an engine must attain before ignition can occur depends upon ().
Proper filtering and straining of fuel oil is important because the ().
A thrust bearing is used with a propulsion diesel engine to ().
The ability of the governor to prevent fluctuations in engine speed is termed ().
What causes diesel fuel to be ignited in the cylinder of an operating diesel engine?()
White smoke exhausting from an operating diesel engine may indicate ().