锐孔流量 orifice discharge ; Tiny-hole flux
锐孔流量计 orifice flow meter ; borehole flowmeter ; borehole flow meter
多孔流 porous flow
积分式锐孔流量计 integrating orifice meter
细孔流速仪 orifice meter
射孔流动效率 perforation-flow efficiency
锐孔流速计 sharp-edge orifice meter
管道锐孔流量计 pipeline orifice
瞳孔流明 Pupil Lumen-Plm ; p lm
孔流速计 orifice meter
根据设置压力和节流孔通径来确定阀门的流容。
比较研究了薄板坯连铸用二孔型水口和四孔型水口流场特征，水模试验结果表明，采用两种水口的薄板坯结晶器流场均存在非稳定性现象。
The characteristics of fluid flow in the mould of two ports SEN and four ports SEN have been compared and the influences of SEN on the level fluctuation are investigated by water modeling experiment.
同时还对标准恒流孔的材料选择及流量测量进行了论述。
The material selection and airflow measurement of the standard constant flow orifice were described.
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