...求 航空太空结构材料要求具有 航空太空结构材料要求具有:: •• 高强度 高强度((抗应力破坏 抗应力破坏(anti stess destruction)) (anti stess destruction)) •• 强韧性 强韧性(toughness) (toughness) •• 低密度 低密度 •• 有些材料甚至要具有耐高温、...
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并且给出用与切线模量相关的标准确定加工硬化型应力——应变关系曲线的破坏点的方法,提供了利用任意固结度下的应力路径求解不排水抗剪强度的计算式。
The method to ascertain the damage point of process harden type stress-strain curve was shown, and the calculate expression of shear strength used by stress path under random consolidation degree.
本文采用有限元法和地质力学模型试验相结合的方法,研究了层状岩体高边坡坡脚基坑开挖时的破坏机理、整体抗滑稳定性和预应力锚固方式。
In this paper, by using the finite element method and the geomechanics model tests, the writer has studied the mechanism of failure of stratified rock of high slope excavated at the root.
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