Single safety coefficient method is still the design criterion of sluice engineering structure presently, but will not present reliability of sluice in a quantitative and scientific way.
目前水闸工程结构设计所采用的设计准则仍为单一安全系数法，该方法不能定量、科学地反映水闸工程的可靠性。
The modification coefficient of big modified gears is designed by visual method, this method is practical and re-liable, it is suitable for engineering application.
采用计算机可视化方法设计大变位齿轮变位系数，此方法实用、可靠，适合工程应用。
The modification coefficient of big modified gears is designed by visual method, this method is practical and re-liable, it is suitable for engineering application.
采用计算机可视化方法设计大变位齿轮变位系数，此方法实用、可靠，适合工程应用。
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