这种情况发生时，一个板块运动到另一之上，突然导致地球表面断裂。
When this happens, one plate moves past the other, suddenly causing the Earth's surface to split.
简单双原子分子CO与过渡金属间的相互作用，可能导致化学键的断裂与形成，并且引发重要的表面催化反应。
The interaction between simple diatomic molecules such as CO and transition metal surfaces may lead to breaking and making chemical bonds and trigger important surface catalyzed reactions.
它具有滚压刚化表面，不仅断裂模数大、耐压强度高，而且具备良好的抗磨损和抗热气腐蚀能力。
It has a rolled, rigidized surface which gives it a high modulus of rupture and compressive strength as well as high abrasion and hot gas erosion resistance.
断裂表面横切过基体、纤维和界面。
The fracture surface traverses matrix as well as fibers and interface .
骨关节炎一直被认为由于关节表面的逐渐磨损断裂引起。
Osteoarthritis had been attributed primarily to the gradual wear and tear of joint surfaces.
爪形和环形断裂由表面硬度偏高造成，并提出解决断裂问题的合理化建议。
Ungula and ring fracture are due to higher surface hardness. The rational suggestions to settle fracture are put forward.
本文通过研究聚酯纤维表面形态结构的变化来探讨聚酯纤维的断裂过程。
Breaking process of PET fibers is discussed through analyzing changes of surface morphology of PET fibers in this paper.
基于二维线性断裂力学理论，提出了一种表面淬火齿轮的弯曲疲劳寿命预测方法，并开发了相应的计算程序。
A method for predicting the bending fatigue life of a surface quenched gear is proposed based on two-dimensional linear fracture mechanics and a computer program is developed.
由于表面热疲劳裂纹的产生，使得材料强度性能损伤大于断裂韧性损伤。
The strength loss is greaser than the fracture toughness loss, because ofthe surface cracks caused. by thermal fatigue.
采用投影覆盖法结合激光三角测试技术，直接测定了混凝土断裂表面分维值。
The fractal dimension of fracture surface was measured directly by using projective covering method and laser triangulation technique.
研究了断裂方式对磨损表面剥落和耐磨性的影响。
The influence of fracture mode and wear surface pullout on wear resistance was studied.
用花岗岩试件做了常规三轴压缩试验，对在不同围压作用下的岩石断裂表面进行了分形研究。
Conventional triaxial compression tests of granite were made and the fracture surfaces of samples tested under different confining pressures were studied by fractal analysis.
用扫描电子显微镜(SEM)观测试样的断裂表面，对产生于若干特殊损伤类型的AE信号进行了鉴别。
The fracture surfaces of the specimens were observed by a scanning electron microscope (SEM). The AE signals were distinguished as being released from (several) special types of damage.
分散性和断裂表面的粗糙度随加载率而提高。
Scatter and fracture surface roughness increases with loading rate.
惠特尼是部分的内华达山脉，一个断层山脉形成时移动板块导致了裂纹和断裂的地球表面。
Whitney is part of the Sierra Nevada, a fault-block mountain range formed when shifting tectonic plates led to the cracking and faulting of the Earth's surface.
利用垂直截面法测量了08f钢经不同形变氮化复合后冲击断裂表面的分形维数。
Fractal dimension of impact fracture surface of 08f steel was measured by vertical section method.
采用扫描电镜进行断口分析，结果表明，零件内弯处外表面上的冲压伤痕是导致其早期疲劳断裂的主要原因。
The fracture surface was inspected by SEM. The results showed that the stamping damage on the surface around the inside bend was the main factor to cause the early fracture.
断面几何特征具有各向异性，单一方向的二维截面分析难以全面描述复杂的断裂表面。
The geometric topography of fracture surface was found to be anisotropic, and it will be not adequate to describe the complex fracture surface with only one single cross section.
断裂带表面粗糙，并带有斜度。
它是用来改善金属零构件疲劳和应力腐蚀断裂抗力的一种表面强化工艺。
It is one of surface strengthening technology which is used to improve the resistance of fatigue fracture and stress corrosion cracking of metalic parts and components.
指出拉伸断裂是表面与内部损伤共同作用的结果。
It may be concluded that tensile fracture is caused by the combined effects of surface and internal damage.
探讨了陶瓷磨削表面残余应力对断裂强度的影响。
In this paper, the influence of the surface residual stresses of ceramics grinding on fracture strength has been studied.
分析了覆膜砂在热作用下对型砂强度、断裂表面和变形的影响。
Effects of heat performance on strength? Fractures and bending of coat sand were analyzed.
因此，对这种材料在宏观裂纹分叉速度时，实验断裂表面能及断裂表面韧性没有单一值。
Consequently, at the macroscopic crack branching velocity, the experimental fracture surface energy and the fracture surface roughness; have no single value in such materials.
地震本身的真正原因是地球表面的或地底下的岩石断裂或破裂。
The actual cause of the quake itself is the rupturing or breaking of rocks at or below the earth's surface.
试验结果表明，表面完整性中的残余应力、组织结构与表面粗糙度这三个因素对疲劳断裂抗力是最有影响力的三个因素。
The experiments have been shown that the three factors of residual stress microstructure as well as surface roughness including in the all factors of SI have most influence on the FFR.
球墨铸铁曲轴未经过氮化处理，表面疲劳强度低是导致曲轴断裂的原因；
Nodular cast iron crank shaft which has not been processed by adding nitrogen, its surface fatigue strength is lower, this is the reason that results in the fracture.
然而，岩石断裂表面粗糙度一般不具有自相似分形性质。
Since natural fracture surfaces in rocks rarely display self-similar property, the estimated fractal dimension of surface roughness surffers from the scale effect.
然而，岩石断裂表面粗糙度一般不具有自相似分形性质。
Since natural fracture surfaces in rocks rarely display self-similar property, the estimated fractal dimension of surface roughness surffers from the scale effect.
应用推荐