（） at the end of the distribution pipe ensures that adequate pressure is maintained by the pump.
举一反三
- Depending on the power sources, pumps used in hydraulic system are divided into engine driven pump, electrically driven pump and hand pump.
- 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
- Hydropower systems build pressure either by containing the water behind a dam, or within a pipe that runs down a hill. The weight of the water behind the dam or in the pipe creates pressure at the bottom. More height creates more pressure, and more pressu
- 1 In the pressure system oil is supplied by an oil pump driven by the _______
- 这个步骤确保燃油泵工作正常。 A: This step makes sure that the fuel pump operates correctly. B: The following step establishes the correct functioning of the fuel pump. C: The following step exercises the correct functioning of the fuel pump. D: If you follow the step, you don't have to fear the incorrect functioning of the fuel pump.