电阻表

天文钟时间减钟表时间凯尔文电桥式电阻表

Chronometer time minus watch time Kelvin bridge ohmmeter

绝缘电阻表（兆欧表）是一台专用仪器，有着广泛的应用，用来对电气设备进行绝缘电阻的测试。

The insulation ohmmeter ( megameter ) is a special-purpose instrument , has the widespread application , uses for to carry on the dielectric resistance to the electrical equipment the test .

ZC-7型绝缘电阻表结构原理及检修便携式绝缘测试仪表检定装置

Principle and Repair of ZC-7 Megohmmeter Design of Portable Calibration Device for Megohmmeter

ZC25型绝缘电阻表可用于测量各种电机、电讯元器件、家用电器及教学电器设备的绝缘电阻。

Insulance Ohmmeter , Model ZC25 , can be used to measure insulation resistance of various electrical machinery , telecommunication element , household appliances and teaching electrical equipment .

也可以作为绝缘电阻表使用。

Also can use as insulation resistance meter .

关于绝缘电阻表的误差分析

Error Analysis on Insulation Resistance Instrument

电阻表的工作原理为，生产一个电流流过测量的元器件，在其上生产电压，并测量其值。

Ohmmeters work by passing a small current through the component and measuring the voltage produced .

绝缘电阻表的测量不确定度分析

Measurement Uncertainties Analysis for Insulation Ohmmeters

传统上为了测量不同的电气参数，需要品种以及规格各不相同的测试装置，如万用表、直流电阻表等。

Traditionally , We need several testing meters to test all these electric parametes , such as universal meter , etc.

绝缘电阻表以前是按标度尺弧长定义的弧长误差，现行国家标准规定以指示值的百分数表示。

Formerly the arc length error for the insulation resistance instrument is defined by scale arc length . At present national standard determines that the percentage of indicated value expresses it .

研究了含不同质量分数化学镀银鳞片石墨的玻璃鳞片导电涂层的电阻、表干/实干时间、厚度、硬度、耐蚀性及其BSE照片。

The resistance , surface drying / real drying time , thickness , hardness , corrosion resistance and BSE photos of the glass flake conductive coating containing different mass fraction of electroless silver graphite were studied .

基于接触电阻法的表面膜损伤研究

Damage of Surface Films Based on Electrical Contact Resistance

表面电阻和比表面积测试结果表明，二者均随着纳米碳纤维热处理温度的升高而减小。

At the same time , it was indicated that both of the test results of surface resistance and specific surface area of CNFs increased with the raising of heat treatment temperature .

该系统由直流标准电压源、跨导放大器、零磁通电流互感器、分流器、标准电阻和数字电压表组成；

This system consists of DC standard voltage source , zero magnetic flow current mutual inductor , transconductance amplifier , current divider , standard resistance and digital voltmeter .

接地电阻的测量和接地电阻表的检定

Measurement of Earthling Resistance and Verification of Earthling Ohmmeter

电阻式湿度测定计；电阻式水分测定表；电阻水分计用于围护结构含水率层析的同面散射场式电容传感器的设计

Electric resistance moisture meter Design of uniplanar scattering-field capacitive sensors for measuring different depth water content in construction walls

通过在电路中串入一附加电阻，经过两次测量，可以减小伏安法测量电阻时有电压表、电流表内阻带来的系统误差。

The system error of the resistance measurement by the voltammetry , which is caused by the internal resistance of the voltmeter and galvanometer , can be reduced through a two-time measuring after adding a series resistance to the circuit .