The calculation of right angled triangle weir-type open channel flowmeter is described. A high precision experiential flow calculating formula is given.
论述了直角三角形堰式明渠流量计算问题，提出了一种高精度流量计算经验公式。
Based on experiential design and steady flow test, the traditional port design method needs a long developing period, moreover is hard to get the ideal scheme.
传统气道研发采用经验设计和稳流试验相结合的方法，研制周期长，且难以得到理想方案。
The classical viscous interaction parameter and experiential formulae are limitative in thermochemical nonequilibrium flow.
在热化学非平衡流情况下，经典的粘性相互作用参数和经验公式具有局限性。
Predict the scale of debris flow which might take place in future by experiential method being based upon analysis to the debris flow happened.
对暴发规模的预测是在分析邛山沟已暴发泥石流的基础上，运用经验法进行预测；
The engineering practice shows that the model is easy to use and can reflect the axial-flow fan′s real static and dynamic performance better than the erstwhile purely experiential model.
工程实际应用表明：该模型易于使用，静态和动态变工况性能与原经验型仿真模型相比，能更好地反映实际风机的特性。
The engineering practice shows that the model is easy to use and can reflect the axial-flow fan′s real static and dynamic performance better than the erstwhile purely experiential model.
工程实际应用表明：该模型易于使用，静态和动态变工况性能与原经验型仿真模型相比，能更好地反映实际风机的特性。
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