查询词典 anisotropic body

In terms of relevant relationship to equation of motion of the elastodynamics plane problem for an orthotropic anisotropic body, the universal representations of analytical solutions are obtained with the method of self-similar functions.

根据正交异性体弹性动力学平面问题运动方程的相应关系，采用自相似函数的方法可以获得解析解的一般表达式。

No-spherical rigid body that has anisotropic inertia is called no-spherical sphere of inertia.

具有"各向同性"的转动惯量的非球形刚体称为非球形惯量球。

This thesis first proposes the thought of designing the vibration body with anisotropic composite, develops a sample linear Ultrasonic Motor, and studies its actuating mechanism, resonant frequency, speed, and driving force theoretically and experimentally.

本文首次提出了利用各向异性复合材料作为振动体的设计思想，完成了相应的超声直线电机的样机研制，并对其致动机理、固有频率、速度、驱动力等作了深入理论和实验研究。

It points out that it is no more application of the basic solution of elastic problems in the misalignment of material main axis and coordinate axis to orthogonal anisotropic body and puts forward the coordinate translation methods to solve the problems of the misalignment of material main axis and coordinate axis by using Boundary Element Method to solve the problem.

指出了对于正交各向异性体，当材料主轴与坐标轴不重合时，关于弹性问题的基本解不再适用，为了解决这一问题，特提出坐标转换的方法，以求应用边界元法解决材料主轴与坐标轴不一致的问题。

The anti-plane equation of motion for an orthotropic anisotropic body has several expressive manners, moreover the presentations of self-similar solutions are particularly simple.

正交异性体的反平面运动方程有几种表达方式，而以自相似解表达方式尤为简单。

Orthotropic anisotropic body ; dynamics ; self-similar ; analytical solutions

正交异性体；动力学；自相似；解析解

Based on the complex potential method about the plane theory of the elasticity of an anisotropic body,stress distributions in the plate with multiple cracks are obtained by using the conformal mapping and the Faber series expansion.

采用各向异性体平面弹性理论中的复势方法，应用保角映射技术和F aber级数展开，导出在任意载荷作用下多裂纹板应力场的级数解，引入当量屈服应力修正裂尖塑性区，并利用Sw ift韧带屈服准则建立含共线分布多裂纹结构的剩余强度分析模型，计算结果与试验结果吻合较好。

Based on the laminate theory, a laminate weakened by damage is treated as an anisotropic thin plate. Using the complex potential method in the plane theory of elasticity of an anisotropic body, the series solution of finite anisotropic thin plate containing an elliptical inclusion is proposed with the help of Faber series. A hybrid element with an elliptical inclusion for anisotropic materials is obtained by using the hybrid variable principle, and the element efficiency is verified by numerical examples. The state of the damage is modeled by an elliptical soft inclusion, and using the point stress criterion based on characteristic curve and Yamada-Sun etc. criteria, the prediction of the strength of a composite laminate with damage is set up. The effects of various parameters on the stress distribution and the residual strength of a composite laminate weakened by damage are detailedly studied.

首先基于经典层板理论，将复合材料层板的弹性问题化归为均匀各向异性板来求解；采用各向异性体平面弹性理论中的复势方法，以Faber级数为工具，给出了有限大含椭圆核各向异性板弹性问题的级数解形式；利用杂交变分原理，成功导出含椭圆核各向异性板杂交应力有限元，并用算例验证了该单元的可行性和有效性；采用含刚度折减椭圆形弹性核的冲击损伤模型，引入基于特征曲线和Yamada-Sun破坏准则的点应力判据，建立了含损伤复合材料层板剩余强度的分析方法；通过数值计算详细讨论了各种几何参数对损伤层板应力分布、剩余强度的影响，得到了一系列对工程应用具有实用价值的结论。

Based on the complex potential method about the plane theory of the elasticity of an anisotropic body, stress distributions in the plate with multiple cracks are obtained by using the conformal mapping and the Faber series expansion. The equivalence yield stress considers the effect on plastic zones. The Swift strip yield criteria is used to predict the residual strength of plate containing multiple collinear cracks.

采用各向异性体平面弹性理论中的复势方法，应用保角映射技术和Faber级数展开，导出在任意载荷作用下多裂纹板应力场的级数解，引入当量屈服应力修正裂尖塑性区，并利用Swift韧带屈服准则建立含共线分布多裂纹结构的剩余强度分析模型，计算结果与试验结果吻合较好。

First proposes designing the vibration body of the Ultrasonic Motor with anisotropic composite—CFRP (Carbon Fiber Reinforced Plastic), breaks the traditional design of the vibration body with isotropic material, and provides a new thought for the design of the Ultrasonic Motor afterwards.

首次提出了用各向异性复合材料CFRP(Carbon Fiber Reinforced Plastic)作为超声波电机振动体的设计思想，突破了以往采用各向同性材料作振动体的传统设计概念，为以后超声波电机的设计提供了一个新的思路。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。