1) divergence instability
发散失稳
2) sudden instability
突发失稳
1.
According to bifurcation specificities of displacement for compound rockmass slope affected by groundwater, the displacement formulas for rockmass slope in the process of progressive failure are derived, and the sufficient condition for the sudden instability of rockmass is given.
根据地下水作用下复合介质边坡岩体位移的分岔特征,给出了边坡岩体在渐近性破坏过程中的位移计算公式及岩体突发失稳的充分条件。
2.
Also, this model indicates that groundwater softens the rock mass of slide surface by the physicochemical effect and reduces rigidity ratio of the rock mass, and leads to sudden instability.
应用突变理论对某层状岩体滑坡进行了研究 ,用弹性力学理论综合考虑地下水因素建立了尖点突变模型 ,分析了滑坡的形成机制 ,认为地下水主要是通过物理化学作用软化了滑面带岩体 ,使滑面带岩体刚度比降低 ,从而使岩体突发失稳 ,地下水的力学作用表现为一种触发因素。
3) instability eruption
失稳喷发
4) diffuse instability
分散性失稳
1.
The endochronic constitutive equations under uniaxial and biaxial tensile stress state are given to analyse diffuse instability and localized instability during the sheet forming.
引入简单加载过程中应力、应变各主向及其增量成比例的特性 ,推导出单向和双向拉伸应力状态下的内时本构方程 ,据此分析了板料成形过程中的分散性失稳和集中性失稳问题 。
2.
The endochronic constitutive equations under uniaxial and biaxial tensile stress state are given to analyze diffuse instability and localized instability.
推导出单向和双向拉伸应力状态下的内时本构方程 ,据此分析了分散性失稳和集中性失稳 。
5) diffuse necking
分散性失稳
1.
The reason of the "double-necking" which appeared in the tensile test for cold-rolled sheet St14 is studied in this article through the diffuse necking and localized necking theory of tensile test, with the appearance of the necking fracture in the specimen.
针对冷轧薄钢板St14在单向拉伸试验中出现的试样"双缩颈"现象,结合观察试样缩颈断裂处的形态,引用薄板单向拉伸分散性失稳和集中性失稳理论对其做出合理解释。
2.
This paper cites the diffuse necking and localized necking theory of tensile testing to explain the “double-necking” logically which appeared in the tensile testing of cold-rolled sheet Stl4 BX STEEL produced,combining with the configuration in the necking fracture of the specimen.
针对本钢生产的冷轧薄板 St14在单向拉仲试验中出现的试样“双缩颈”现象,结合观察试样缩颈断裂处的形态,引用薄板单向拉伸分散性失稳和集中性失稳理论对其做出合理解释。
6) divergence loss
发散损失
补充资料：散失
1.流散遗失。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条