At the core of the motor are piezoelectric materials-special crystals or ceramics that change shape very slightly in the presence of an electric field.
这个马达的核心是压电材料-特殊晶体或陶瓷，这些材料在电场出现时形状改变非常小。
The special microcomputer software for calculation of slot electric field is worked out with fe method, and the field distribution in stator slot winding of large generator is calculated.
采用有限单元法，编制了适用于微机系统的槽部电场计算专用软件，计算了大型发电机定子线圈槽部电场的分布。
The field produced by the electric charge moving relatively to the rest system of reference is discussed from the viewpoint of Special relativity.
根据狭义相对论，讨论相对于静止参照系运动的源电荷在空间产生的电场。
A special device with arranged steel electrodes and controlled interferential electric field in water pool was designed.
设计了室内模拟装置：在水池内放置排列的钢电极和可控制干扰电场。
Piezo crystals have the special characteristic of expanding rapidly when an electric field is applied to them.
压电晶体具有特殊的特点，迅速扩大的时候，一个电场，是适用于他们。
This paper discusses the common movement of the charged particle inthe uniform electric-magnetic field and its universal law, from which special cases happening commonly and uncommonly are deduced.
本文讨论了带电粒子在均匀电磁中运动的普遍情况，及其一般规律，并由此推出几种常见和不常见的特殊情况。
The electric potential and the field of point charge are resolved with a special function.
利用特殊函数求解电势、电场，计算了点电荷与磁偶极子相互作用的电磁角动量。
The utility model belongs to the technical field of electric machines, particularly a high-voltage direct-current permanent magnetic small and special electric machine.
本实用新型属于电机技术领域，具体涉及高压直流永磁式微特电机。
Electrorheological Fluid(ERF)is a kind of special fluid whose rheological properties are changed dramatically under an applied electric field.
电流变流体是指那种在外加电场的作用下其流变性质发生急剧变化的一类流体。
Electrorheological Fluid(ERF)is a kind of special fluid whose rheological properties are changed dramatically under an applied electric field.
电流变流体是指那种在外加电场的作用下其流变性质发生急剧变化的一类流体。
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