查询词典 equivalent

It is found that under the same vibration mode, the equivalent inductance of the single layer piezoelectric transformer is the twice of the same quality piezoelectric oscillator; 2 Based on the density energy formula, the three-dimensional lump type equivalent circuit of the piezoelectric transformer has been set up.

发现在相同的振动模式下，单层压电变压器的等效电感是相同质量压电振子的两倍； 2）以能量密度公式为基础，建立了压电变压器的三维集总式等效电路图。

First, this article introduced the status of the electromagnetic launch technology in general. Then, the author further introduced a new principle of coil launch technology and its inductance in the equivalent circuit which are based on the principles of linear motor. It is a more comprehensive thought in the study. Third, in the building of the power supply system, the most important things are the trigger control loop structures, the gap switch debugging, the measurement of the impact current, and electromagnetic interference protection. Finally, I introduced the experiment, the simulation analysis of some questions in the experiment. The most important thing is the analysis of the equivalent circuit of the stator windings. And the author build a simulation model based on it.

本文首先介绍了电磁发射技术的概况；其次，基于直线电机的原理，介绍了直线驱动线圈发射技术的基本原理、等效电路和回路电感计算，得到了较完整的课题研究思路；第三，搭建电源系统，工作的的重点是触发控制回路的研制、间隙开关的调试、冲击电流的测量、电磁干扰防护措施；最后，介绍了课题实验情况，对实验中产生的问题进行了仿真分析，其中以定子线圈的等效电路的分析为重点，建立了仿真模型，并对参数的变化进行了仿真研究，为后续的实验研究提供参考。

Considering the variation of the equivalent instantaneous inductance, an new algorithm based on the normalized equivalent instantaneous inductance for the discrimination between inrush and fault current is creatively proposed.

另外，从分析等效瞬时电感的变化入手，创造性地提出了一种基于归一化等效瞬时电感分布特性的识别励磁涌流和故障电流的方法。

At high-frequency voltage, a transformer winding is equivalent to a linear, bilateral passive network which consists of linear resistance, capacitance and inductance. The equivalent model of a transformer winding in different frequency bands can be known by studying the bilateral network.

变压器绕组在较高频率的电压作用下，每个绕组本身均可视为一个由线性电阻、电容、电感等分布参数构成的无源线性双口网络，通过对该双口网络的研究可以得到变压器绕组在各个频段的等效模型。

The equivalent circuit of the motor with this circuit has been analyzed in detail, and the nonlinear mapping between the equivalent resistance and the duty cycle is deduced.

鉴于有些应用场合需要有轻载低速的工作点，本文在转子斩波调阻的基础上，增加了定子降压调速，推导出了定子电压的计算公式。

Layer stripping ; carbonate ; equivalent variable velocity layer by layer ; equivalent mapping step by step ; velocity

剥皮法；碳酸盐岩；分层等效变速法；等效分步成图法；速度

For equivalent discernibility matrix has equivalent attribute reduction,the domain is partitioned into compatible and imcompatible elements in this paper.

利用等价差别矩阵具有相同属性约简的思想，将元素对象分割成相容对象与矛盾对象，通过对参与构造差别矩阵的行与列元素进行约简，减少了某些重复计算过程，提高了计算效率。

The defect of traditional classify approach is analyzed,the concept of fuzzy equivalent relations is given,the solution approach of fuzzy equivalent matrix is put forward,and the evaluation indexes system of emergency materials classification is built.On the basis of above discussing,the classify method of emergency materials based on fuzzy clustering analysis is developed.

分析了传统分类方法存在的问题，给出了模糊相似关系和模糊等价关系的概念和求模糊等价矩阵的方法，建立了应急物资分类指标体系，在此基础上提出了基于模糊聚类的应急物资分类方法。

We still have to answer the question: why are these two pictures, equivalent from the point of view of classical physics, not equivalent from the point of view of the relativity theory?

我们还要解答一个问题：为什么这两个图从经典物理学的观点看来是等效的，而从相对论的观点看来，却不是等效的呢？

Beginners usually use the closest English equivalent, but at some point you have to realize that there isn't such an equivalent, which means you may need to twist your tongue in an unfamiliar manner to produce some of the sounds.

初学者通常使用最接近英语当量，但在某个时刻，你要认识到，有没有这样一个当量，这意味着你可能需要扭你的舌头，在一个陌生的方式制作一些的声音。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。