When does auxiliary burner of incinerator put into operation? （）Ⅰ. start incinerator when it is coldⅡ. the sludge for dealing with is littleⅢ. the sludge for dealing with is largeⅣ. the water and impurity in sludge are too muchⅤ. the temperature in incinerator is lowⅥ. dealing with little solid rubbish

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

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

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

One of the reasons that cause oil flowed from sludge outlet of a self-cleaning separator is（）

The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the（）

The treatment of the fuel oils involves storage, heating, filtering and（）

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（）

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

（）are used to digest the sewage to produce innocuous sludge in a biological sewage treatment plant.