The cetane rating of diesel fuel is an indication of the （）

（）connectors hold best if a wire is accidentally pulled or a connection becomes loose.

Flame failure in an automatically fired auxiliary boiler can from a/an （）

The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated（）

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

Engine parameters shall be corresponded to NOx Technical Files. This is required by （）

During the diesel engine running, the water level of F.W expansion tank should normally kept in the （） level of glass tube.

Cold weather starting of a diesel engine may be made easier by（）

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（）

For a given exhaust gas boiler, what is the quantity of its evaporation mainly determined?（）