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

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

The ISPS Code consists of a mandatory section-Part A, which shows（）

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.

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

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

To proceed to the assistance of a ship in distress is（）

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

Which of the following items don’t belong to dock repair works?（）