The condensers located in various stages of a flash evaporator are cooled by（）

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

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

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

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

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

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

The shipboard oil pollution emergency plan will be invalid after （）

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

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