piston type valve

基本解釋

A new flat valve type radial piston pump for heavy oil transportation is introduced in the article.
提出了約束活塞型內(nèi)燃式水泵的概念和它的工作原理，對(duì)其閥式配流系統(tǒng)進(jìn)行了動(dòng)力分析。
KLZ valve is a kind of universal piston type solenoid valve applicable to steam, water, air and oil.
KLZ閥是一種可用于蒸汽、水、空氣、油等方面的萬(wàn)能活塞式電磁閥。
It consists of pneumatic piston actuator and the composition of O-type ball valve, valve core sphere using cylindrical hole.
它由氣動(dòng)活塞式執(zhí)行機(jī)構(gòu)和O型球閥組成，閥芯采用圓柱形通孔球體。