The engine in a covered lifeboat is fu

1、In the engine department, the （） is lo

In the engine department, the （） is looked upon to provide the leadership that is needed.AcaptainBchief engineerCchief officerDchief motorma

2、While engine is in operation the pisto

While engine is in operation the piston moves up and down, thus causing the rotation of the （）.AcrankcaseBslipperCcam housingDcrankshaft

3、In common rail engines, the fuel is（）

In common rail engines, the fuel is（） before is injected into the cylinders.Astored in a common fuel lineBpumped by the injection pumpCat low pressureDalready atomized

4、The steering oar in a lifeboat is（）.

The steering oar in a lifeboat is（）.Ashorter than the othersBused for the stroke oarCused by the forward man in the boat to direct the bowDlonger than the others and should be lashed to the ster

5、In a diesel engine, when the fuel is i

In a diesel engine, when the fuel is injected into the cylinder,（）Athe piston is just coming upward from the bottom dead centerBthe piston h...

6、In a common rail engine, the fuel is i

In a common rail engine, the fuel is injected into cylinders（）Aby injection pumpsBat a time decided by the injection pump timingCby a signal opening the magnetic valvesDat a time decided by the cam directly