查询词典 alternating tensor

Accordingly, the first invariant I〓 of the strain tensor will be zero in the infinitesimal plastic theory.

在小变形理论中表示就是其应变的第一不变量I〓=0。

In this thesis, we provide myocardial fiber architecture and mechanical function non-invasively and in vivo by using cardiac diffusion tensor imaging and strain rate magnetic resonance imaging in beating heart.

本研究的重点是利用扩散张量与应变速率磁振造影技术於活的且跳动的心脏上，提供了非侵犯性（non-invasive）、活体上分析心脏的心肌纤维结构与功能的影像技术。

The results show that the delay angle between stress deviation and strain increment tensor firstly exhibits a large variation range, and then drop to saturation as the plastic deformation processes.

结果表明：应力矢量和应变增量矢量之间的滞迟角在循环变形初期表现为较大的变化幅度，随着塑性变形的进行，变化幅度逐渐减小，并趋于稳定。

By computing the effective strain tensor components, a constitutive theory for concrete containing many de-bonding cracks is presented.

对混凝土细观损伤理论进行研究。

Tensor is a strain gauge used to measure the direction of the plane on three different levels of strain changes its beauty lies in obtaining the largest and the smallest strain, shear strain, as well as other components of the contingency money and direction.

一种是张量应变测量仪用于测量三个不同平面方向上的水平应变变化，其优点在于可以计算出最大、最小应变、剪切应变以及其他应变分量的量值和方向。

On the foundation of studies on the movement of material points techniques of biomec, strain tensor, nonlinear interpolation and smoothing were used to compute the Green strain and Von-Mises strain and the results were represented graphically.

本文在研究心肌质点运动基础上，运用生物力学、应变张量、非线性插补和平滑等技术对心肌层进行了Green应变和Von-Mises应变计算，并给出了直观的图形结果。

One foot sensor, being a tensometer membrane, was fixed to the rubber, spherical end of the leg, and the other, a trunk tensor, being strain gauge bridge (Fig. 4), was placed between a leg and the trunk.

一个脚的传感器，作为拉伸应变片，被固定在橡皮上贴在腿的球状端；另外，躯干的张量应变片做成应变桥（图4），贴在腿和躯干之间。

MSG and SG theory are generalized to compressible material based on a new decomposition of strain gradient tensor, because the original MSG and SG theories are only suitable for incompressible materials.

因为原先的MSG和SG理论只能适用于不可压缩材料，所以在重新分解应变梯度张量的基础上，本文把MSG和SG理论拓展到可压缩材料。

This includes the surface mounted and embedded optical fibre damage detection system, the use of fiber optic strain sensors for monitoring acoustic emission from within composite specimens , and a fiber optic strain rosette for maping the strain tensor within a composite structure.

介绍了光纤传感器在飞行器结构上的应用，包括表面贴装与内埋光纤损伤探测系统，内埋的监测复合材料内部声波辐射的光纤应变传感器及测量复合材料内应变张量的应变计。

MSG and SG theory are generalized to compressible material based on a newdecomposition of strain gradient tensor,because the original MSG and SG theoriesare only suitable for incompressible materials.

因为原先的MSG和SG理论只能适用于不可压缩材料，所以在重新分解应变梯度张量的基础上，本文把MSG和SG理论拓展到可压缩材料。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48