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

The additional mark （）in the Classification Certificate for Machinery means propulsion apparatus is remotely controlled on the navigating bridge control station, and engine assembly control station is unmanned periodically.

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

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

If two A.C.generators are to be operated in parallel, the load is distributed evenly by（）

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

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

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

Which of the diesel engine components listed increase air density and helps to improve engine operating efficiency?（）

If separating effect is not good, which measure should be taken （）