查询词典 sun crack

C The semi-infinite crack propagating in infinite region with the fiber bridging traction action is equal to the semi-infinite crack propagating in strip.

(3)受桥联纤维力作用的半无限长裂纹在无限域中扩展等效于半无限长裂纹在带域中扩展。

It is shown from the result that the intensity factors of anti-plane stress and electric displacement around the crack tip are dependent on the speed of the Griffith crack as well as the material coefficients.

结果表明应力及电位移强度因子均与界面裂纹扩展速度及材料参数相关。这不同于均匀压电介质中运动裂纹的结论。

This will lead to roll failure such as fire crack, surface crack, and fatigue failure.

这将会导致轧辊疲劳产生热裂、轧辊表面破裂或是疲劳层的产生。

To remove the large deformation with single arc and crack, J integral theory has been applied in studying on the calculations and experiments of straightening shaft with single-edged crack, the straightening feasible field of shaft and the straightening stoke sequential equation have been proposed.

针对单弧度弯曲大变形校直问题，首先根据弹塑性断裂力学中J积分有关理论，建立了含单边径向裂纹轴的校直行程可行域，并根据实验，建立含单边径向裂纹轴的校直行程递推算法。

Because there are incompletely cleavages in Jidong magnetite concentrate grain, and octahedron crack exists in magnetite crystal, oxidation develops along octahedron crack or cleavage seam, strip oxidation or reticulation texture is formed, and then magnetite is oxidized to hematite completely.

由于冀东磁铁矿自身的特点，氧首先吸附在颗粒表面的解理缝周围，并与解理缝周围的磁铁矿反应形成针状或片状赤铁矿；然后氧化过程沿磁铁矿的八面体或解理缝继续发展，形成条状或网状结构的赤铁矿，最终完全氧化。

The explicit solution of the strain energy release rate of crack propagation along the pure bend sandwich beam specimen has been deduced in the paper by use of the superposition principle of the energy and section inversion method. Based on the critical load of crack propagation along the interface through the testing measurement, the fracture toughness of four-point bending Si3N4/Al/Si3N4 specimens along Si3N4/Al diffusion joining interface has been obtained by using the explicit solution.

利用能量的叠加原理和截面转换方法，本文导出了纯弯曲Sandwich梁试样界面裂纹扩展应变能释放率的显式解，并根据实验测得的界面裂纹扩展的临界载荷，用其计算出了四点弯曲Si3N4/Al/Si3N4试样Si3N4/Al扩散连接界面的断裂韧度。

Crack initiation sites lay in hot crack of the wheel rim surface.

断裂起源于轮缘表面的热裂纹，为典型的疲劳断口。

Based on the pennyshaped crack model and the hydraulic fracturing principle,the sand lens reservoir of horizontal occurrence is simplified as a type-I pennyshaped crack of the cap rock. It is due to the fact that the thickness and horizontal distribution length of the reservoir are much smaller than the global cap rock scale. The cap rock fracture resistance of the storage box is analyzed from the view of rock fracture mechanics.

基于币形裂纹模型和水力致裂原理，将纵向厚度和横向展布长度均远小于盖层岩石尺度的水平产状砂岩透镜体简化为盖层岩石中的I型币形裂纹，从岩石断裂力学角度分析封存箱盖层岩石的抗断裂性能。

On the foundation of Betti s theorem,the constitutive relation of multi-crack rockmass which considers the effect of crack-closure is developed in this paper.

本文从贝蒂定理出发，考虑裂隙在压剪应力作用下的闭合效应，推导出有序多裂隙岩体的本构方程，同时采用数学弹性力学的方法，精确推导出传压系数的理论公式，并对传剪系数加以分析。

The crack of 'doom the end of the world 世界末日: To get a bus here you have to wait till the crack of doom, ie an extremely long time.

在这儿真要等到世界末日才能有公共汽车。

This paper designs the communication system of radio telescope FAST.

针对500m口径球面射电望远镜FAST分布式控制系统的特点完成了其通信系统的设计。

Political sheep's step-by-step a large number of fossils unearthed in the county soil Ma Ali after rural village in the middle of sallow pelitic siltstone.

步氏和政羊化石大量出土于广河县阿力麻土乡后山村，产于灰黄色泥质粉砂岩中。