其疲劳裂纹的稳定扩展也较难形成典型的疲劳条带。
And formation of typical fatigue striation on fatigue crack steady propagation is difficult.
稳定操作条件，控制各工艺指标，隔离腐蚀介质等可防止腐蚀裂纹的产生或进一步扩展。
The emergence of the corrosion crack and the further expanding was protected by the means of smoothing the operation condition, controlling the technology indexes, isolating the corrosion medium.
本文提出了一个用相对准则分析双向载荷下弹塑性裂纹稳定扩展的方法。
In this paper, a relative criterion method is presented for analysing the elastic plastic stable crack propagation under biaxial loading conditions.
通过疲劳损伤准则，导出疲劳裂纹稳定扩展速率的计算公式。
The formula of the fatigue crack propagation rate was directly derived from the fatigue damage criterion.
提出了含三相正交分布等尺寸微裂纹的准脆性材料稳定扩展的细观损伤演化模型。
The stable growth of cracks in a brittle material with three mutually perpendicular families of microcracks under proportional tensile loads was studied.
结果表明，裂纹内的水压力是促使裂纹扩展的重要因素，减小或消除坝基的缝水压力将有助于坝基裂纹的稳定。
The results show that water power in the cracks is important factor which cause cracks extension. Eliminating or reducing water power in cracks will be beneficial to steadiness of dam foundation.
以岩石断裂峰值后曲线为岩石断裂稳定性研究内容，提出了裂纹扩展本构曲线的概念和判断岩石断裂稳定性的方法。
Aimed to the fracture behavior before peak load, the rock fracture stability determined by fracture curves after peak load has been studied.
在不稳定肋状区发现到裂纹在霉纹区和肋状区的扩展机理是可以相互转化的。
It was observed on unstable rib that the crack propagation mechanisms in both mist and rib regions may transfer into each other.
随着加载的进行，声发射仪器精确地定位出其裂纹初始位置、扩展方向，并直观地反映出其内部裂纹稳定扩展过程。
With the increase of external loading, AE instrument can exactly locate the position of crack initiation and propagation; and AE location events can reflect the stable crack propagation process.
在疲劳加载中，裂纹扩展始终是稳定的。
During fatigue loading stable crack growth was observed over the en-tire range of crack lengths investigated.
在疲劳加载中，裂纹扩展始终是稳定的。
During fatigue loading stable crack growth was observed over the en-tire range of crack lengths investigated.
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