其次，根据位移协调条件建立滑动体的速度场，并计算各滑动楔块的位移速度；
Secondly, the velocity field was determined based on the conditions of kinematic admissibility.
下螺母凸顶的滑动零件上有一条小弧线充当楔块。
A small curve in the sliding part of the convex top of the lower nut acts as the wedge.
沿滑动面产生滑动的塑性楔体。
方法按极限平衡理论中的平面滑动破坏和楔体破坏两种破坏模式进行稳定性分析。
Methods Based on the two failure mode of plane and wedge sliding destruction of the limit equilibrium theory, rock slope stability is analysed.
本研究从固定式三油楔动压滑动轴承动态工作状况分析入手，分析了固定三油楔动压滑动轴承的原理以及变载荷工况下的受力状态；
The thesis come from the analysis of stationary type tri-oil wedge dynamic-pressure sliding bearing dynamic working condition, analyse its elements and stress in variable-load operating mode.
减压平台限制了墙后滑动面，此时滑动土体不再是一个楔体，无法采用朗肯理论、库仑理论计算土压力。
The relieving platform limits the sliding plane, and the sliding mass at this time is no longer a voussoir, so, Rankine theory and Coulomb theory cant be applied to calculate the earth pressure.
结果表明，油膜涡动角度的变化对三油楔固定瓦滑动轴承的静、动特性和稳定性将产生很大的影响，且这种影响随油膜涡动半径增大而增大。
The results show that the change of oil-film whirl angle makes the characteristics of journal bearing change greatly, and the more the whirl radius is, the more the influence is.
结果表明，油膜涡动角度的变化对三油楔固定瓦滑动轴承的静、动特性和稳定性将产生很大的影响，且这种影响随油膜涡动半径增大而增大。
The results show that the change of oil-film whirl angle makes the characteristics of journal bearing change greatly, and the more the whirl radius is, the more the influence is.
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