数理解 meaning in English

number comprehension

Based on the research and model test , the head loss of flap valves is analyzed by both mathematical physics method and the equation of criterion , and the impulsive force and open angle of flap valve are researched . the flap valve approximate - calculation method is the emphases in this paper . the design methods and using effect of air - filled floating flap valve are studied in the paper by combining with engineering example
在总结前人研究的基础上，对照试验结果，通过数理解析和准则方程分析了拍门水头损失，研究了拍门水流冲力的求解和拍门开启角度的求解，着重研究分析了拍门近似计算方法，分析拍门在水中的运动规律，并结合工程实例，研究探讨充气浮箱式拍门的配重方法及其使用效果，为今后开拓充气浮箱式拍门的运用领域作些探讨研究。