syphon的过去式

syphon

[ˈsaɪfən]

n.吸水管;虹吸管;呼吸管;

vt.用虹吸管吸上来;

vi.通过虹吸管吸;

过去式： syphoned 过去分词： syphoned 现在分词：syphoning 第三人称单数： syphons

例句:

1、

Analyses that because of bottom valve leaking in a syphon of a centrifugal pump, water level in the syphon falls to below the vacuum value of permitting suction, causes that must fill the pump body and the syphon with water before starts the pump every tim;

分析了离心泵吸水管底阀泄漏，使管内水位下降至低于最大允许吸上真空值，致使每次启动泵前，必须往泵体和吸水管内灌满水才能启动泵；

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2、

The design and application of syphon cleanout machine used for the Chemical Tank of Railway ( CTR) is introduced in detail. The cleanout machine, which is suited to the CTRs in our country and the technology of high pressure water jet is applied.

介绍了罐车用弯管式清洗机的设计和应用，为推广应用高压水射流清洗铁路化工罐车这一技术提供了适合我国罐车结构的清洗机。

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3、

If installs negative-pressure container on the syphon, in the condition of bottom valve leaking enables the water level in the syphon not fall, when start the pump, can leave out the procedure of pouring the pump body with water.

若在吸水管上加装负压吸水罐，可在底阀泄漏情况下，使吸水管内水位不下降，启动泵时可省去灌泵程序。

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