The cooling water is in direct contact

1、Cooling water pumps driven by direct r

Cooling water pumps driven by direct reversing diesel engines are usually of the straight impeller vane type pump with a concentric housing to...

2、If there is water in fuel oil, the rev

If there is water in fuel oil, the revolution of the engine will （）.AdecreaseBincreaseCbe dismantledDbe reassembled

3、The direction in which a vessel is ste

The direction in which a vessel is steered is the course. The path actually followed is the （）.ArouteBtrackCheadingDcourse over the ground

4、There is （） in any water cooling syste

There is （） in any water cooling system for a diesel engine allowing for expansion and water make-up in the system as well as air vent and chemicals addition.Aa setting tankBa service tankCa head tankDan expansion joint

5、If water is rising in the bilge of a l

If water is rising in the bilge of a lifeboat，you should FIRST（）.Aabandon the survival craftBcheck for cracks in the hullCshift all personnel to the sternDcheck the bilge drain plug

6、Fresh water is used for the cooling of

Fresh water is used for the cooling of cylinder jackets and （） of the marine diesel engine.Acylinder coversBlubricating spaceCcrossheadDexhaust manifold