() usually helps to induce air movement to assist combustion.
- ACylinder cover
- BMain bearing
- CThe exhaust valve
- DThe piston movement
() usually helps to induce air movement to assist combustion.
1、In the suction stroke air is induced i
In the suction stroke air is induced into the cylinder ()In the compression stroke the air is compressed.Aby an fuel valveBthrough an inlet valveCwith an exhaust valveDfrom an outlet valve
2、Air motion is induced in a four-stroke
Air motion is induced in a four-stroke/cycle diesel engine cylinder to improve air fuel mixing, and is known as()AsuperchargingBscavengingCturbulenceDswept volume charging
3、Please help yourself to the seafood.()
Please help yourself to the seafood.()ANo, I can't.BSorry, I can't help.CWell, seafood don't suit.DThanks, but I don't like seafood.
4、Help yourself to some fish!()
Help yourself to some fish!()AYou are very kindBThank youCThe fish smells badDYes. I will do
5、Usually the Charterer has to redeliver
Usually the Charterer has to redeliver the ship in the same good order()when delivered,fair wear and tear excepted.AinBbyConDa
6、Air chambers are usually fitted to rec
Air chambers are usually fitted to reciprocating pumps in order to ().Aincrease discharge pressureBincrease suction vacuumCdevelop pulsation flowDkeep a steady rate of flow