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

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

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.

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

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

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

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

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

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

The main purpose of port State control is not to（）