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- A Constant Volume Sampling System (CVS) with super Critical Flow Venturi (CFV) flux meter is developed based on Bernouli fluid equation. 基于气体伯努利(Bernouli)流动方程,开发了带超临界流文丘里管流量计的定容系统,即CFV-CVS。
- Progress of critical flow Venturi nozzle in flow measurement 流量测量临界流文丘里喷嘴的进展
- Measurement of gas flow by means of critical flow Venturi nozzles 用极限流量文氏喷嘴测量气体流量
- Gas Flow by Means of Critical Flow Venturi Nozzles, Measurement of 利用临界流量文氏喷嘴管测量气体流量
- The principle and application of critical flow Venturi nozzle flowmeters 临界流文丘里喷嘴流量计的原理与应用
- Standard gas flowrate facilities by means of critical flow venturi nozzle 采用音速喷嘴的气体流量标准装置
- Application Research on Critical Flow Venturi Nozzles in Metering of Gas Flow Meter 临界流文丘里喷嘴法检定气体流量计的应用与研究
- Keywords Measurement of pollutant;Constant Volume Sampling （CVS）;Super Critical Flow Venturi （CFV） meter;Industrial PC;PLC;MCGS; 污染物检测;定容稀释取样系统;超临界流文丘里喷管流量计;工控机;PLC;MCGS;
- critical flow venturi 临界流量文丘里管
- The Fluid Flow factors contained herein are calculated values. They are therefore approximations and cannot be used for highly critical flow or pressure drop calculations. 这里的液流系数是预测值。因此这些数据只是大致的数据,不能用作高流量临界值或压降估计值。
- The system of CVS is calibrated by Laminar Flow Elements (LFE), the whole system calibrated by Critical Flow Orifice (CFO) meter. 整套检测系统测量精度标定采用临界流喷咀(CFO)流量计。
- Critical flow pressure reflects the impact of capillary pressure and boundary effect and gas percolation, and causes non-Darcy gas flaw. 临界流动压力反映了毛细管力与边界层作用对气体渗流的影响，并使气体表现出非达西渗流特征。
- The total flow control system is assembled by three critical flow ventures for 6, 9, 12m3/min. the full-flow dilution tunnel is assembled well. 总流量控制单元采用了三支（6、9、12m3/min）不同流量的临界流文丘里管组合方式，并且装配精良。
- Highpressure gas venting through pipeline belongs to unsteady flow,undergoing three flow states i.e.choked flow (supercritical flow),critical flow and subcritical flow. 高压天然气通过管路放空属非稳定流动，放空过程要经历壅塞流（超临界流）、临界流、亚音速流三种状态。放空管路的特征对气体流动的影响极大，其摩阻作用不容忽视。
- Successive gaslift craft wants computation to be in charge of a shoe to be in contented stability to take the critical velocity of flow of fluid and critical flow. 连续气举工艺要计算管鞋处满足稳定带液的临界流速和临界流量。
- In low subcooling and low quality region thermal non-equilibrium between two phases has appreciable effect on the critical flow rate, especially at lower pressure. 在低欠热度和低含汽率区域两相间存在热力不平衡性，在较低压力下，它对临界流率的影响十分显著。
- The test of the Reynolds Number shows the rill flow pattern is turbulent flow, and the test of the Froude Number shows the rill flow maybe either sub critical flow or supercritical flow. 雷诺数试验结果表明 ,坡面细沟股流属于紊流范围 ,从弗劳德数的试验结果看 ,细沟股流有可能为缓流 ,也有可能为急流
- This device should be installed at the furthermost downstream end of the supply pipe or fixture where temporary spillage due to critical flow pressure conditions can be discharged harmlessly. 这种装置应该安装在供应管道或卫生洁具下游尽可能远，并且由于临界水压环境可能产生无害排放的暂时性喷溅的地方。
- She is a very discerning art critic. 她是位眼光敏锐的艺术评论家。
- I think the chastisement to him is too critical. 我认为对他的惩罚太严厉了。
