根据压密变形规律从理论上探讨垮落介质固结的力学模型，揭示了垮落介质固结的力学模型符合岩石蠕变开尔文模型的非线形本质；
The mechanical model of collapse medium is investigated theoretically which revealed that the mechanical model of collapse medium is accord to non-linear nature of rock creep Kelvin model.
通过变形、压密、阻挡、涡流等显微构造标志确定流动方位；利用长条状晶体的长轴方向确定流动线理。
The flow orientation were determined by microstructural indicators such as deformation, compaction, obstruction and the whirling of lava flows;
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