The utility model has the advantages of a simple structure, the stable working and the realizing of the low pressure maintaining.

本实用新型的优点是结构简单、工作稳定、能实现低保压。

youdao

Can realize the constant pressure, the two kinds of forming process, can be equipped with pressure maintaining time delay function, adjustable delay time.

可实现定压、定程两种成型工艺，可选配保压延时功能，延时时间可调。

youdao

The water filling and pressure maintaining system mainly included: pressure pump and its control device, blockage end at the spiral case inlet, sealing ring on the stay ring of turbine, etc.

蜗壳内充水保压系统，主要包括加压水泵及其控制装置、蜗壳进口闷头、座环密封环等组成。

youdao

The Iraqi government is under pressure to prove that it is capable of maintaining security inside the country before the June 30 U.S.pull-back.

VOA: standard.2009.06.01

We tend to think about a stressed out workforce as one that is under the pressure of maintaining a declining business with fewer resources, amidst business model change or one struggling to hold onto legacy revenues.

FORBES: 5 Questions to 'Self-Check' for Team Burn Out

Intervening at shorter maturities is another way of maintaining pressure: countries prefer to borrow for longer to avoid having to roll over debt too often.

ECONOMIST: The European Central Bank

In a statement Derry City Football Club chairman Pat McDaid said they were confident about maintaining pressure on the relevant bodies to reach their goal.

BBC: Stadium application 'ineligible'