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1)  echelon crack
雁型裂纹
2)  en echelon cracks
雁行裂纹
3)  En echelon fracture system
雁型断裂系统
4)  wing crack
翼型裂纹
1.
The model is based on the damage micromechanics and on wing crack nucleation and growth under dynamic compression.
运用细观损伤力学理论,从动态压缩载荷下陶瓷材料内翼型裂纹的产生和扩展的损伤机理出发,建立了陶瓷材料的弹脆性动态损伤本构模型,给出相应的损伤演化方程。
5)  Mode Ⅰ crack
Ⅰ型裂纹
1.
The condensation method with similar shape element for the solution of mode Ⅰ crack problems;
Ⅰ型裂纹问题的相似形状单元聚缩解法
2.
The theory of coherent gradient sensing(CGS) interference measurement is introduced in relation to the experiment of static mode Ⅰ crack.
给出了代表静态Ⅰ型裂纹尖端奇异场光力学信息的CGS控制方程,模拟并分析了Ⅰ型裂纹尖端的CGS条纹模式,对静态Ⅰ型裂纹尖端变形场和断裂特性进行了三点弯曲的CGS试验,并提取了应力强度因子KⅠ。
3.
By the methods of the theory of complex functions, asymmetrical dynamic propagation problem on the central sections of mode Ⅰ crack surfaces subjected to homogeneous loadings was researched.
通过复变函数论的方法,对Ⅰ型裂纹面中心区受均布载荷作用下的非对称动态扩展问题进行研究。
6)  mode I crack
Ⅰ型裂纹
1.
A mechanical model of a visco-elastic compressible material was developed in order to investigate the asymptotic field at the proximity of mode I crack tip which is dynamically growing under the viscous effect.
数值计算表明,弹性可压缩变形对Ⅰ型裂纹尖端应力场影响甚微,而对应变场和位移场影响较大。
补充资料:玉雁
1.玉雕的雁形饰物。 2.凤钗一类的玉雕首饰。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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