文章为高压传压介质叶蜡石选择了一个塑性本构模型，它包括DP屈服准则和相关联的流动准则。
The plastic constitutive model which involves DP yielding principle and relevant flowing principle was selected for high pressure conduction medium pyrophyllite.
研究了存在壁面滑移时两刚性圆盘间刚塑性介质的挤压流动。
Squeeze flow between two parallel disks is considered for small gaps for rigid-plastic material with partial wall slip.
本文研究了非连续流动场中，刚塑性介质极限分析完全解的界限问题。
This paper studies the bounding problems of the complete solution of limit analysis for a rigid-perfectly plastic medium, allowing for discontinuity of plastic flow.
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