| 1. | The analysis of cracking in steel bridges can usually be accomplished by using linearelastic fracture mechanics . 通常可用线弹性断裂力学进行钢桥裂纹分析。 |
| 2. | Linear elastic fracture mechanics , lefm 线弹性断裂力学 |
| 3. | Linear elastic fracture mechanics 线弹性断裂力学 |
| 4. | Extension of finite - cover - based element - free method to fracture analyses of rock mass with multiple cracks 扩展有限元法在线弹性断裂力学中的应用研究 |
| 5. | The particularity of application of principles of linear - elastic fracture mechanics to wood and fracture parallel to grain 线弹性断裂力学原理在木材中应用的特殊性与木材顺纹理断裂 |
| 6. | ( 7 ) basing on defining damage variable with flaws in rock , this paper uses linear viscoelasticity fracture mechanics to set up a damage reep model and analyses the model ( 7 )在用岩石中大小、方位和位置均为随机分布的裂纹定义损伤变量基础上,利用线粘弹性断裂力学原理对考虑裂纹内水压的岩石的损伤蠕变问题进行了建模和分析。 |
| 7. | In this paper , linear fracture mechanics is employed to give a full analysis to the mechanism of reflective crack ' s propagation and the reasonable spacing of the induced crack technology is studied as well 本文运用线弹性断裂力学理论对反射裂缝的扩展机理进行了全面分析,对基层预裂技术中合理切缝间距的确定方法进行了研究。 |
| 8. | A general consensus exists related to the influence of slow crack propagation ahead of the crack tip upon the nonlinearity observed in the typical load - deflection response of the concrete specimen , namely , concrete exhibits somewhat quasibrittle behavior , which has been verified by the inapplicability of the conventional linear elastic fracture mechanics ( lefm ) and fracture models suitable for metal - like materials 现在已经意识到,混凝土在其典型的位移曲线中呈现出的非线性特征是由于裂缝在端部的缓慢扩展引起的,可以认为是混凝土的一种半脆性性能。这是在发现传统的线弹性断裂力学( lefm )和适合金属类材料的断裂模型不适用于混凝土研究时得出的结论。 |