The plunger in the fuel injector pump， usually operated by a （）， is driven up and down when working.
D
举一反三
- As the plunger moves up， the ports are closed and the fuel （） and delivered to the injector nozzle at very high pressure.
- A common trouble with the fuel pump plunger or fuel valve spindle is （）.
- When the follower is on the base circle of the cam， the pump plunger is at the （） of its stroke.
- The in the lubricating system draws oil from the oil pan and sends it to all working parts in the engine. A: fuel pump B: oil pump C: diesel pump D: gasoline pump
- Depending on the power sources, pumps used in hydraulic system are divided into engine driven pump, electrically driven pump and hand pump.
内容
- 0
He has many _____ that take up his time when he is not working.
- 1
From the daily service tank,the fuel is pumped to a heater by . A: the transfer pump B: the high pressure pump C: the low pressure fuel pump (or booster ump) D: the separato
- 2
The （） in the injector will lift at a pre-set pressure which ensures that the fuel will atomize once it enters the cylinder.
- 3
When do you usually get up?I usually get up 6:30. A: in B: on C: at D: of
- 4
Fuel pump的中文意思是（）。