查询词典 electric current

He produced an electric spark across a gap between two metal balls by applying an electric current to them.

他把电流接通到两个金属球上而在其间的间隙处产生火花。

A device that collects electric current from an underground conductor, an overhead wire, or a third rail and transmits it to the motor of an electric vehicle.

触轮电力车辆的一种装置，能将地下导体、架空电线或第三个铁道上的电流接收过来并递给电力车辆的发动机的装置

Due to the electro-mechanical coupling, the subsynchronous oscillation occurs in the system,which causes the oscillation of electric current, electric voltage and the torsional oscillation of the set of axes.

网机系统机电耦联失稳振荡的分岔与混沌研究项目，共发表学术论文30篇（期刊论文23篇，会议论文7篇），其中SCI收录3篇，EI收录9篇，ISTP收录3篇，使我们的研究大大超额完成任务。

This article carried on the reading related activity and the physical question design and in the solution literature foundation to the related concept connotation and the related theory has combed with summarizes, proposed based on the active junior middle school physics question and the solution principle and the method, and has carried on nine grade electrophysics based on the active question design teaching practice, has formed four typical cases: Series circuit characteristic case, electric radiator electric current thermal reaction case, Electricity review class case and practice simple circuit design case, has obtained the positive result.

本文在阅读有关活动及物理问题设计与解决的文献基础上对相关概念内涵及有关理论进行了梳理与综述，提出了基于活动的初中物理问题与解决的原则与方法，并进行了九年级物理电学基于活动的问题设计教学实践，形成了四个典型的案例：串联电路特点案例、电热器电流的热效应案例、电学复习课案例和实践活动简单电路设计案例，取得了积极的结果。

The Shenzhen prestige Launt electron Limited company was founded in 1999, might the special telegram fitting the Limited company invest by the prestige sets up, for many years has concentrated for domestic professions and so on electric power electron, automated, automobile, instruments and meters, medical instrument has provided the electric current, the overvoltage protection fuse and the fitting, the static discharge blanker, the varistor, overloads the protector, controls and so on products warm.

深圳市威朗特电子有限公司成立于1999年，由威可特电器配件有限公司投资设立，多年来专注为国内电力电子、自动化、汽车、仪器仪表、医疗器械等行业提供过电流、过电压保护的保险丝及其配件，静电放电抑制器，压敏电阻，过载保护器，温控器等产品。2008年获得大亚授权在中国大陆推广及销售大亚高新技术产品--------三层绝缘线。

But this technology suffers from noises of electric current and electric voltage and the performance of this method degrades greatly.

但是电流、电压的测量受噪声影响很大，给预报工作带来了困难。J。

Realization such electric current transformation can let up gauge with after the size of the electric appliances, simplify its specification.

实现这样的电流变换可以减小仪表和继电器的尺寸，简化其规格。

Especially, it pointed out that the design of modern steel-making electric arc furnace short net should base on three-phase balance, delta connection should be implemented inside the transformer, the section of conductor should be selected according to the density of economy electric current and the number of connected points of short net should be reduced.

围绕现代电弧炉供电及工艺方面的改进，提出短网设计与改造要点，特别指出：现代炼钢电弧炉短网的设计要以三相平衡为主，变压器的二次出线三角形封口要在变压器内实施，短网导体截面要按经济电流密度选取，以及尽量减少短网导体联接处。

One, what is " ground " and " 0 " are applied in electric technology in, when a wiring and earth maintain good contact, electric current can make hemisphere form travel to the earth through ground wire

一、什么是&地&和&零&在电气技术运用中，当一个电器设备和大地保持良好接触时，电流可通过地线向大地作半球形传播

The article synopsis introduced the characteristics of the conjecture instrument and it is soft, the hardware system structure, the point introduced a virtual instrument technique in the diagraph in the charged barbed wire net parameter, the software mold piece included electric voltage, the electric current measure, the power diagraph and phase shift diagraphs.

文章简要介绍了虚拟仪器的特点及其软、硬件系统结构，重点介绍了虚拟仪器技术在电网参数中的测量，软件模块包括电压、电流测量、功率测量及相位差测量。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。