单项选择题
What monitoring device best indicates the load being carried by a diesel engine?（）
A.Lube oil pressure gauge
B.Jacket water temperature gauge
C.Tachometer
D.Exhaust pyrometer
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相关考题
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单项选择题
What is the purpose of the intake/exhaust valves in a diesel engine? （）
A.They regulate the combustion cycle
B.They supply cooling water
C.They synchronize the ignition spark
D.They supply and regulate the lubricant flow -
单项选择题
What is the operating principal of a flash type evaporator?（）
A.Sea water is heated to boiling temperature under a vacuum
B.Sea water is passed over heated plates in a thin film
C.Heated sea water is injected into a vacuum chamber
D.Sea water is forced through a heated eductor -
单项选择题
What is the effect of heated intake air on a diesel engine? （）
A.Increases efficiency
B.Increases engine horsepower
C.Increases engine life
D.Reduces engine horsepower
