力学

It studied the influences of fillers(high antifrictional carbon-black,SiO 2 and light CaCO 3 )on mechanical properties,heat-aging and oil resistance of NBR/PVC thermoplastic elastomer.

考察了填充剂(高耐磨炭黑、白炭黑、轻质碳酸钙)对丁腈橡胶/聚氯乙烯热塑性弹性体的力学性能和耐热老化、耐油性能的影响。

The multiple cracks and multiple circular holes problem of the particular antiplane regions are studied in the paper by the complex variable function and integral equation method.

利用Fredholm积分方程和复函数方法对断裂力学中的一些特殊反平面区域内的多圆孔、多裂纹问题进行了计算。

II.Based on the above fundamental solutions,the fundamental solutions ofplane and antiplane problems in two dimensional elasticity body are constructedunitedly by using the reduce dimension technique of integration and consideringtwo dimensional problems as particular cases of three dimensional ones.

将二维问题视为三维问题的特殊情形，由三维问题的基本解，采用积分降维技巧，统一导出了平面问题及反平面问题的单位集中不连续位移基本解；建立了一般边界积分方程；完成了相应的不连续位移边界元方法；给出了在断裂力学中的应用。

The mechanical properties and static half-life of blend fiber were decreased with the addition of the composite antistatic agent.

共混纤维力学性能和静电半衰期随复合抗静电剂含量的增加而减小，含PEG20000的共混纤维抗静电效果更好。

The study of mechanical properties of aorta was important both in analysis of physiological and pathophysiological changes.

动脉力学性质的研究对于动脉正常生理特性的分析和病理状态下性状改变的研究有着重要意义。

Therefore, the purpose of this study was to investigate the effects of plantar aponeurosis on the biomechanical behavior of foot during stance phase by dynamic finite element analysis.

因此本研究将用动态有限元素分析探讨足底筋膜对於足部生物力学行为之影响。

Conclusionf Changes of biomechanical properties of cancellous allograft shows more apparent correlation with the magnitude of load to which the graft would be subject.

同种异体松质骨移植后的力学性能变化与它所承受的载荷大小有较强的相关性。

Shanghai Institute of Applied Mathematics and Mechanics, Shanghai University, Shanghai 200072, China

上海大学上海市应用数学和力学研究所，上海，200072

I am a Civil Engineering Institute of Theoretical and Applied Mechanics 1 students.

我是土木学院理论与应用力学1班的学生。

At that time, we studied applied mechanics and used mathematical calculations to resolve complicated engineering problems.

那时，我们这些搞应用力学的，就是用数学计算来解决工程上的复杂问题。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐