crack extension

基本解释

• [力] 裂纹扩展；裂纹扩张

英汉例句

双语例句

• The stress corrosion mechanism in mixed solutions was studied based on the metallographic observations of scanning fracture shapes and crack extension direction.
  根据扫描断口形貌和裂纹扩展途径的金相观察，还探讨了在混合溶液中的应力腐蚀机制。
• Only if this short crack extends long enough and blunted wide enough, can it affect the principal crack extension and the distribution of stress and plastic strain.
  只有小裂纹扩展到足够长并钝化到足够宽，才能够影响主裂纹的扩展及其前端应力、应变的分布。
• The outlined models for estimation of crack extension angles rely purely on the stress intensity factors at the crack tip which can be determined by finite element procedures.
  用这些模型预测裂纹扩展角时，参数都归结为裂尖处的应力强度因子，而应力强度因子可以用有限元方法求得的。

• crack extension更多例句

词组短语

短语

• crack fatigue extension rate 裂纹疲劳扩展速率
• crack stable extension 裂纹稳态扩展
• crack steady extension 裂纹稳态扩展
• crack extension force [力]裂纹扩展力;翻译;裂纹伸展力
• Unstable crack extension 不稳定裂纹扩展

• crack extension更多词组

专业释义

能源科学技术

• 裂缝延伸

土木建筑工程

• 裂隙扩展

机械工程

• 裂纹扩展

  Also,the atoms' displacements and bond stretching strain indicate that the scale effect and the material damage exist around the tip of a crack before crack extension.
  另外,所得的原子位移和键长应变也表明,不但裂纹尖端断裂性质的研究必须考虑从宏观描述到微观描述相互转化的尺度效应,而且在裂纹扩展之前的裂纹尖端附近存在宏观连续介质力学所关注的损伤区。

  物理学

• 裂纹扩展
• 裂纹扩张

交通运输工程

• 裂纹扩展

  The crack extension is simulated, and the stress distribution of the tip of cracks is determined. Furthermore, the size of critical cracks is calculated, the fatigue life is calculated and the safety capability is evaluated.
  应用有限元软件ANSYS来模拟裂纹扩展,得到裂纹尖端应力分布情况等,进而确定临界裂纹的大小,最后计算嫩江钢桥的剩余寿命以及对其使用安全进行评估。