The calculation results show that the pressure distribution shape is a convex parabola and the increase of the radial taper of the seal face can decrease the friction coefficient.

计算结果表明，机械密封端面压力分布呈凸抛物线状，增加密封端面锥度可降低摩擦系数。

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And based on the practical foundation pit project of Shanghai, the method of amending coefficient of distribution graphics of earth pressure is presented.

同时，基于上海软土基坑的工程实践，提出了土压力计算的分布图式修正系数法。

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The pressure distribution coefficient and its centre and the pressure coefficient are measured on the basis of the model test of flaps.

通过试验测定了拍门的压力分布系数、冲力中心及冲力系数的值。

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