1) snap_through
软化失稳
1.
The prime results include: 1) discriminant equation which clarifies the mode of instability, snap_back or snap_through, was established; 2) analytical solution was given out for the double shear beam and the load_displacement diagram for monotonic loading was presented for a full process; and 3) the problem of the energy release induced by instability was discussed.
在研究 (Ⅰ )的基础上 ,研究了剪切梁模型在裂纹萌生和失稳扩展阶段的行为特性 ,1)给出了软化失稳 (snap_through)和回折失稳 (snap_back)两种失稳行为发生的条件· 2 )对剪切梁在反平面剪切载荷及侧压力共同作用下的力学行为作了解析分析计算 ,给出了结构的位移—载荷全过程曲线· 3)讨论了失稳过程中的能量释放问题 ,并给出了回折失稳过程中结构对外界的能量释放的计算式
2) melting unstable factor
熔化失稳因子
1.
The melting unstable factor of mat.
所给出的物质的熔化失稳因子F(p)能够定性的描述处于固液相变平衡条件下物质固液混合相区内相关物理参量的变化。
3) soil chemical stabilization
软土化学稳定
4) instability
[英][,ɪnstə'bɪləti] [美]['ɪnstə'bɪlətɪ]
失稳
1.
Study on catastrophic theory model of instability of coal pillar and roof system;
煤柱-顶板系统失稳的突变理论模型研究
2.
Study of the Hole Wall Instability for Method of Drilling Bits;
钻屑法孔壁破坍失稳现象研究
3.
Discussion on the application of boundary theory in determination of instability of mined-out area and damage control;
界壳理论在采空区失稳判定与危害控制研究中的应用探讨
5) buckling
[英]['bʌkl] [美]['bʌkḷ]
失稳
1.
Analysis of buckling during sheet′s springback;
冲压板料回弹中的失稳研究
2.
Study on the method of evaluating fatigue and buckling in traversing pipeline;
穿越管道的疲劳失稳风险评估方法的研究
3.
General buckling and test analysis of composite stiffened cylindrical panel;
复合材料加筋圆柱曲板总体失稳分析及试验研究
6) unstability
失稳
1.
Study on the Unstability Stretching of Stainless Steel Sheet;
不锈钢薄板拉深失稳的研究
2.
In allusion to penetrative cranny distributing characteristics of underground rock-mass, the effect laws of the penetrative cranny distribution on underground roadway unstability were analyzed, and the correctness to the theoretical analysis by example calculation of roadway observation data in Wuyang coalmine of Lu'an mining district was proved.
针对地下岩体的贯通性构造裂隙分布特征,进行了贯通性裂隙分布对地下巷道失稳规律的理论分析,并结合潞安矿区的巷道实测资料做了实例计算,验证了理论分析的正确性。
3.
The article describes molten urea unstability from the outlet pipe by checkink the abnormal urea production.
从尿素生产的异常中检查发现熔融尿素泵出口管失稳，分析了失稳原因，提出了预防措施。
补充资料：裂纹失稳扩展
分子式：
CAS号：
性质：材料内部裂纹尖端的应力场强度因子达到或超过材料的断裂韧性之后发生的裂纹快速扩展。裂纹失稳扩展将导致材料迅速断裂。
CAS号：
性质：材料内部裂纹尖端的应力场强度因子达到或超过材料的断裂韧性之后发生的裂纹快速扩展。裂纹失稳扩展将导致材料迅速断裂。
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