1) Четаев's definition on virtual displacement
虚位移的Четаев定义
2) The Study of Attributive Movement
定语的移位
3) virtual work method
虚位移法
1.
The electromagnetic force of the machine was numerically investigated via virtual work method and Maxwell stress tensor method.
计算中选用虚位移法和麦克斯韦应力张量法两种方法。
2.
Maxwell stress tensor method and virtual work method have been used widely in electromagnetic force FEM analysis.
电磁力的计算方法中 ,虚位移法精度较高 ,但公式的推导比较复杂 ;麦克斯韦应力法易于推导 ,应用简便 ,但对积分路径的选取较为敏感。
3.
In the light of complexity in derivation of the mathematical model of bearingless switched reluctance motors (BSRM) based on the virtual work method, the paper builds a mathematical model considering the characteristic of magnetic saturation with Maxwell stress tensor method.
针对已有基于虚位移法的无轴承开关磁阻电机数学模型推导复杂的缺限,从麦克斯韦应力法角度出发,建立了考虑电机磁饱和特性的数学模型。
4) virtual displacement method
虚位移法
1.
The relation of the stress computation between the conductor system and the dielectric medium system with virtual displacement method in electrostatic field is presented in this paper,the dielectric medium stress essence in the electrostatic field is explained.
用虚位移法计算静电力可分为两种情况:一种为导体的情况;另一种为为介质的情况。
2.
The computation of the current loop stress in magnetostatic field is quite easy to understand with virtual displacement method because two formulas both are produced for current loop system.
用虚位移法计算静磁场中载流回路的受力是比较容易理解的,因为两个公式都是针对载流回路体系的情况给出的,本文给出了用虚位移法计算静磁场中磁介质受力与用虚位移法计算静磁场中载流回路受力的关系,从而说明了静磁场中磁介质受力的本质,阐明了静磁场中磁介质受力的计算可直接应用静磁场中载流回路受力公式的原因,给出了计算磁介质受力时可以运用计算载流回路受力公式的条件,并给出了具体的例子进行说明。
3.
The electromagnetic torque and force were calculated with virtual displacement method.
用虚位移法计算了电磁转矩和电磁吸力,用摩擦定律计算了摩擦转矩,进而计算出输出转矩。
5) virtual displacement
虚位移
1.
A comment on "actual displacement belongs to virtual displacement";
对“实位移是虚位移中的一个”传统提法的质疑
2.
The electrostatic force and magnetostatic field force calculat edwith the method of virtual displacement;
静电场力磁场力的虚位移解法
3.
In this paper,an effective solution to calculating the electrostatic and magnetostatic field force—solution of virtual displacement—is given on the grounds of theory and examples.
文章从理论和实例出发,给出一种计算电场力和磁场力的有效方法——虚位移解法。
6) fictive motion
虚拟位移
1.
According to the author,the "XIANG+NP"can be divided into two types: the factive motions and the fictive motions.
“向+NP”既可以在动词前作状语,又可以在动词后作补语,文章运用认知语言学的相关理论,在语料库基础上在对“向+NP”作状语和作补语参与表述事件的相关情况考察后,提出“向+NP”参与表述的事件可以分为现实位移类和虚拟位移类。
2.
Leonard Talmy, in her book Toward a Cognitive Semantics(2000), defined the cognitive pattern of veridically unequal discrepant representations of the same object as "the pattern of general fictivity", and based on this, introduced the cognitive concept of "fictive motion", comparing to "factive motion".
Talmy(2000)认为针对同一客体,英语中存在真实程度不等,相互矛盾的两种认知表现方式,比如真实静止和虚拟位移或者真实位移和虚拟静止,由此他专文探索了语言系统中的虚拟位移现象(fictive motion)。
补充资料：Четаев原理
Четаев原理
Chetaev principle
月曰，粉原理【以e恤v州ndPle;叼e r.改.uP.朋朋] H r qeTaeB(11」)所建立的力学中的变分微分原理，GauSS原理(Gauss PrindPle)的一种变型 根据qeTaeB原理，在由给定力场中的直接运动和逆(反向)运动所构成的简单循环中(其中逆运动所处力场中的力在机械系统是完全自由的条件下足够建立起实际的运动)，相对于所有的可能的Gauss运动，实际运动所作的功具有相对的(或总体的)最大值.qeT改B原理可以推广到物理系统和连续介质(见[2]). 详见经典力学的变分原理(variational pr，nclplesof dassical meehani。).
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条