The sonic nozzle is used to calibrate turbine flowmeters, Roots flowmeters, and density compensated orifice gas mass flowmeters.
并应用音速喷咀对涡轮流量计、腰轮流量计和密度补偿式孔板气体质量流量计进行标定。
Turbine flowmeters are widely used in the following measurement object: oil, organic liquids, inorganic liquid, liquefied gas, natural gas, coal gas and cryogenic fluids.
涡轮流量计广泛应用于以下一些测量对象：石油、有机液体、无机液、液化气、天然气、煤气和低温流体等。
The new model can also be used to predict the effects of inlet velocity profile and meter geometry on the meter's performance, and thereby improves the design of turbine flowmeters.
利用本文的研究结果还可预测仪表几何参数与来流速度分布对涡轮流量计性能的影响，作为改进仪表设计的理论依据。
The new model can also be used to predict the effects of inlet velocity profile and meter geometry on the meter's performance, and thereby improves the design of turbine flowmeters.
利用本文的研究结果还可预测仪表几何参数与来流速度分布对涡轮流量计性能的影响，作为改进仪表设计的理论依据。
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