1·TL and TR specimen crack extension direction is consistent with the orig…
并且含水率对各个方向木材断裂韧度的影响趋势是一致的。
2·The stress field near crack tip is an important factor to effect crack extension.
裂纹缺陷周围的应力变形场是影响裂纹扩展的重要因素。
3·This treatment has an effect on delaying the crack extension and hence suppressing its cracking.
这一处理方法起到延缓裂纹扩展、抑制起裂的效果。
4·Numerical method for crack extension analysis based on fatigue fracture process of rock materials;
工程控制爆破 ，要研究岩石的定向断裂的裂纹扩展。
5·A criterion for the crack extension rate and direction is proposed and compared with other criteria.
文中对裂纹扩展长度和方向提出了一种扩展准则，并与其他准则和实验结果进行了比较。
6·Fracture toughness (Kc). Critical value of the stress intensity factor for which crack extension occurs.
断裂韧度(Kc)：发生裂纹扩展时应力强度因子的临界值。
7·The crack growth rate was decreased with crack extension because of the sliding contact of the crack faces.
随着裂纹的扩展，裂纹扩展速率由于裂纹面的滑移接触而减小。
8·The virtual crack extension method has been utilized to simulate the J-integral of non-uniform welded joints.
采用虚拟裂纹扩展法对焊接接头力学不均匀体的断裂参量J积分进行了数值模拟分析。
9·Suitable heat treatment will increase the crack extension energy, and improve the plasticity of the composite.
适当的热处理可提高裂纹扩展所需塑性功，从而在一定范围内改善复合材料塑性。
10·Change of section appearance is related to stress concentration of glass fiber on the base resin and on hindering of crack extension.
断面形貌的变化与玻纤在基体树脂中的应力集中作用及对裂纹扩展的阻碍作用有关。