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

“Insufficiency of manning or insufficiency of certification of seafarers” is an identification of a（）

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

As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?（）

Under MARPOL Code the ship to which it applies has to carry （）

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.

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

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

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