查询词典 alternating tensor

The electrostatic force evaluation with Maxwell stress tensor theory properly explains the experimental results.

采用Maxwell应力张量对微粒受到的静电力进行了计算和分析，其结果从力学角度解释了实验观察得到的结果。

Based on the Maxwell Stress Tensor method, an effective torque calculation model was developed to eliminate the difficulties in torque calculation.

针对目前此类球形电机转矩计算的困难，基于麦克斯韦张量法推导并建立了有效的电机转矩计算模型，运用该方法对已知的电机模型进行分析，获得了典型的转矩特性。

The results shows that die pressure of extruder, relaxation time of polymer and geometrical parameters of die have significant effect on stress tensor in extruder die. By changing the geometrical parameters in the flowing channel, the pressure can be controlled.

模拟结果表明：机头压力、材料的松弛时间以及口模流道的几何尺寸对高聚物在机头中的应力张量的变化影响较大；通过改变挤出流道的几何尺寸，完全可以控制高聚物的熔体压力。

In order to independence establish CFD software, this paper derives Navier-Stokes equations on non-inertial system and Favre-averaged equations, and Reynolds stress tensor on the basis of fluid mechanical fundamental.

为了独立编制CFD软件，本文从流体力学的基本原理出发，推导了非惯性系下Navier-Stokes方程组和Favre平均的方程组，同时对雷诺应力张量进行推导。

In view of the non-linear relation between the hefts of the partial stress tensor and the velocity gradient of the fluid, the intrinsic equation only depends on the first order differential coefficient of the velocity gradient.

考虑流体的偏应力张量分量与速度梯度为非线性关系的情况，本构方程仅依赖于速度梯度的一阶导数。

It is proved that frame indifference of strain energy founctions Wof a hyperelastic materical implies symmetry of Cauchy stress tensor T,and that frame indifference of T implies symmetry of T.

证明了应变能函数的客观性意味着 Cauchy 应力张量的对称性，以及 Cauchy 应力张量的客观性将包含应变能函数的客观性，从而也导致 Cauchy 应力张量的对称性。

Objective To investigate the value of whole brain diffusion tensor imaging histogram in the diagnosis of subcortical vascular dementia.

目的探讨全脑DTI直方图分析对皮质下缺血性痴呆患者的诊断价值。

The prediction of the tensor susceptibility of this work is also consistent with other's results.

理论预言的张量感应率也与其他理论结果相一致。

Based on mathematical analysis, elastic geostress field is a symmetric second-order tensor, which can be expressed as symmetric matrix and studied by its eigenvalue and eigenvector.

根据对二阶张量的数学分析，通过求取二阶张量的特征值与特征向量，导出了对称张量在空间几何学中对应的二次曲面。

Reynolds stresses can be expressed into two forms: one is the generally used second order symmetric tensor, the other is, as described in this paper, the tensorial function of its principal axes directions and turbulent kinetic energy distribution coefficients .

雷诺应力可以有两种表达形式：一种是表达成二阶对称张量，另一种如本文所述，表示为主轴方向及湍动能分配系数的张量函数。

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