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。
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