这个理论能推广到双轴应力。
这个理论能推广到双轴应力。
考虑伞衣中线上的子午向应力，得到了一个双轴应力模型。
The meridional stress in the gore centerline is considered, and a biaxial stress model is got.
如不成立，那么，玻璃材料在双轴应力状态下的裂纹扩展由什么参数决定？
If not existing any more, then what is the parameter of crack extending when glass in biaxial stress state?
与此同时，如何建立脆性材料在双轴应力作用下的破坏准则一直是人们所追求的目标之一。
At the same time, how to establish the failure criterion of brittle materials in biaxial stress state is one of people's goal.
等双轴应力较单轴应力状态下的裂纹扩展速率减慢，而纯剪切状态下的裂纹扩展速率加快。
In these areas, they were slower in equibiaxial case and faster in pure shear compared to crack growth rates in uniaxial loading.
通过规则齿形结构面在双轴应力条件下的蠕变试验，对规则齿形结构面剪切蠕变特性进行了深入的研究，分析了规则齿形结构面蠕变的基本规律。
Testing study is made on the creep characteristic of regularly dentate discontinuity in the condition of two-axial stresses, and the normal creep rule of regularly dentate discontinuity is analyzed.
此外，我们也在(110)方向的矽基板上作了相同的实验，并且讨论其在双轴的伸展应力下金氧半电容的平带电压的移动情况。
Moreover, we done the same experiment on the (110) orientation Si and discuss flat-band voltage shift of MOS capacitor under biaxial strain.
这种模型满足二维应力平衡条件、莫尔应变协调条件和混凝土双轴软化本构关系。
The model satisfies the two dimensional stress equilibrium, Mohr's cricular strain compatibility and softened biaxial constitutive laws of concrete.
模拟结果显示：无论是单轴压应力还是双轴张应力，都使得空穴迁移率增大。
The simulation results show that both uniaxial compression and biaxial tension can enhance the hole mobility.
与单轴压缩相比较，双轴压缩的弹性模量和屈服应力有明显的提高。
Comparing with the uniaxial compression, the Young's modulus and the yield stress of the biaxial compression increase obviously.
在此基础上，分析了双轴拉-压极限强度随冻融循环次数的变化规律，并在主应力空间和八面体应力空间建立了同时考虑冻融循环次数和拉压比的破坏准则。
On this basis, the failure criterion of concrete simultaneously considering the freeze-thaw cycle and tension-compression ratio in principle stress space and octahedral space is established.
本文根据砼的双轴强度特性，导出了预应力受扭构件抗裂度提高系数的表达式。
The expression of coefficient of increase in cracking resistance in prestressed torsional members is derived on the basis of concrete characteristics under biaxial strength.
本文根据砼的双轴强度特性，导出了预应力受扭构件抗裂度提高系数的表达式。
The expression of coefficient of increase in cracking resistance in prestressed torsional members is derived on the basis of concrete characteristics under biaxial strength.
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