Set pressure and orifice size determine valve capacity.

根据设置压力和节流孔通径来确定阀门的流容.

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Non - plugging bonnet and throttle orifice.

无堵塞阀帽和节流孔.

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The membrane orifice is blocked.

膜片节流孔受堵.

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The high ratio of diaphragm to orifice provides excellent performance and stability at low reduced pressure.

在低减压情况下,隔膜到节流孔的高控制比具有卓越的性能和稳定性.

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In this paper , the influence of orifice - induced pressure head on pit corroded piping is studied.

研究了节流孔板引起的压差对含腐蚀坑点的管道系统的影响.

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