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

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

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

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

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

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（）

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

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

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

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