All of them are controlled by following factors: discharge ratio, junction Angle, difference in bed height, width to depth ratio and Froude number downstream the confluences.

影响汇流口的主要控制因素有：汇流比、汇流角、河床高差、宽深比、汇流口下游干流弗劳德数等。

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Some new results are given through investigation on threshold feature of the laser, effect of gas mixture ratio and discharge temperature on the laser output power etc.

通过研究铜空心阴极激光器阈值特性、气体混合比和放电温度对激光输出功率的影响，给出了一些新的结果。

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The paper analyzed the influence of the orifice ratio on maximum discharge, the inlet pressure, outlet pressure, differential pressure, ect.

文章分析了孔板的开孔率对管路最大流量、孔板前压力、孔板后压力和孔板前后压差等的影响。

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