单项选择题 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（）

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?（）

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