单项选择题

A.tachometerB.pyrometerC.dynamometerD.calorimeterBy com……

By comparing the exhaust gas temperature of each cylinder, the operator can determine if the load is balanced throughout the engine. The device most commonly used is a（）

A.tachometer
B.pyrometer
C.dynamometer
D.calorimeter

<上一题目录下一题>

热门试题

单项选择题To shut down a diesel engine after it exceeds the set maximum speed，which type of device listed should be used?（）

A.Speed limiting governor
B.Over-speed governor
C.Over-speed trip
D.Over-speed relay

单项选择题Which of the listed governor characteristics will greatly affect the load sharing relationship between paralleled diesel generators?（）

A.Sensitivity
B.Power
C.Speed droop
D.Compensation

单项选择题Thermostatic steam pressure reducing valves are used in the fuel oil service system to control the（）

A.double bottom fuel oil tank temperature
B.heater supply steam flow
C.pressure of the fuel supplied to the burners
D.attemperator steam flow in the heater discharge circuit

单项选择题“Insufficiency of manning or insufficiency of certification of seafarers” is an identification of a（）

A.substandard ship
B.standard ship
C.over-standard ship
D.reference ship

单项选择题Using a file without a handle may result in （）

A.your work becoming rounded
B.injury to your hand
C.overheating of the file
D.pinning