One of the 4 items decided at the vacuum trade meeting in 1974 was to raise the pumping speed of oil booster pump following the raise of sucking pressure.
1974年真空行业会议确定四大攻关项目之一是油增压泵对应高吸入压强提高抽速。
2
The pumps are used in a wide range of applications ranging from simple industrial booster pumps to high pressure condensate return and heater drain pumps in power plants.
其泵的应用范围很广，从简单的工业辅助泵到高压冷凝回流泵以及电厂的热泵。
3
A positive suction pressure on the main pumps usually is needed and is frequently supplied by booster pumps close to the tanks.