stress crack

The modified tensile stress crack propagation criterion and influence of cranny hydraulic pressure on crack propagation

修正的拉应力裂纹扩展准则及裂隙水压对裂纹扩展的影响

After the crack initiating, it propagates along the vertical direction of the tensile stress axial line.

裂纹萌生后主要沿着与拉应力轴垂直的方向扩展.

Because of the constraint of experimental equipment and technology, there are quite few studies on the crack propagation mechanism of rock mass under tensile stress. Compared to the compressive strength, the tensile strength of rock mass is very low.

目前压缩条件下岩体中三维裂隙扩展演化机制的试验研究已有一些，但由于试验设备和技术方面的制约，拉伸条件下相应的成果很少。

Fracture of formation of crushing funnel results from the extension of tension crack developing due to tension stress.

断裂破坏即破碎漏斗形成是在拉应力作用下，张裂纹扩展的结果。

The spin coating process of PMMA membrane is studied, and the surface-quality problems such as the dissolve among layers, stress crack and lithography crinkle are solved.

研究了PMMA的旋涂成膜工艺，解决了层间互溶、应力开裂、光刻起皱等薄膜表面质量问题；

Two-dimensional stress intensity factors are solved by BEM with crack closure integrals.

应用边界元法结合裂纹闭合积分求解二 维 裂纹应力强度因子.

The stress field and the ground surface deformation associated with a vertical tension crack in a semi-infinite ground medium

半无限地下介质中与垂直张性裂缝相关联的应力场和地面形变

The experiment results show that composites with large braiding angle have complex crack forms under uniaxial tensile loading and the tensile stress-strain curves take on nonlinear characters.

实验数据表明：大编织角复合材料在单向拉伸作用下的破坏形式较为复杂，其应力-应变曲线呈现非线性特性。

When the tensile stress of the core layer is bigger than the tensile strength perpendicular to grain of wood, the internal crack will appear.

心层的拉伸应力与木材内裂有关，当心层拉伸应力超过木材横纹拉伸极限强度时，木材产生内裂。

Destruction mechanism of rock included crack under compressive stress condition had been discussed.

探讨了含有裂隙的岩石在压缩状态下的破坏机制.

A few applications of crack technique in stress bar severing are introduced in this paper.

介绍了裂纹技术在应力下料中的几种应用.

As CTE mismatch of materials, it is possible that chips crack in thermal stress lumped rigion.

并且由于环氧模塑封材料 、 芯片之间的热膨胀系数失配,芯片热应力集中区域有发生脱层开裂的可能性.