根据桥孔调查资料，对桥孔长度进行了全面分析。
According to the investigation data of designing for bridge opening, the bridge opening length were analyzed.
对比结果表明，桥孔比圆孔更有利气流的径向扩散。
The results show that improved hole is more advantageous to the radial mixing of gas stream.
简述桥孔设计的原则和方法，并谈了河道整治的体会。
This paper indicates the principle and method of laying aperture of bridge and introducer the practical experiment on river rectification.
应用量纲分析原理和回归分析的方法，提出了各类河段桥孔长度的计算公式。
Using the principle of dimensional analysis and the method of regression analysis, the formulas of determining the length of bridge opening were obtained.
应用量纲分析原理和回归分析的方法，提出了各类河段桥孔长度的计算公式。
Using the principle of dimensional analysis and the method of regression analysis, the formulas of determining the length of bridge opening were obtained.
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