Due to （） action of pistons some relat

1、As to the piston cooling, of the follo

As to the piston cooling, of the following, which statement is not true?（）ABecause the piston is exposed to very high temperature, it must b...

2、Due to the large amount of heat picked

Due to the large amount of heat picked up by the air in boiler and engine rooms, it would be （） to maintain ambient conditions within the comfort zone by air conditioning.ApossibleBnecessaryCpracticableDimpracticable

3、Due to lapse of time the risk in these

Due to lapse of time the risk in these areas to surface navigation is now considered （）than the ordinary risks of navigation，but a very re...

4、In relation to the turning circle of a

In relation to the turning circle of a ship , the term transfer means the distance（）.Agained in the direction of the original courseBgained ...

5、If due to thick and hard deposits of c

If due to thick and hard deposits of carbon, the piston rings cannot move freely in their grooves, dark areas will often appear on the upper...

6、Due to the shape of the sea anchor，the

Due to the shape of the sea anchor，the best way to haul it back aboard is by（）.Ahauling in on the anchor line as you would any anchorBgetting all hands to assistCits trip lineDcutting the line，as you cannot haul it back i