source resistance的例句大全

There are two ways of the source of the bacteria resistance: genetic mutation and the acquisition of resistance genes.

细菌耐药性的来源有两个途径，即自身基因突变和耐药基因的获得。

The present status of resistance welding equipment and advances in the inverted power source used for resistance welding are introduced and the suitability of different controlling methods to spot welding pro-cess is analyzed also. The spot welding of aluminum alloy and new driving device are summarized, too.

介绍了电阻焊设备的现状及逆变式电阻焊机的研究进展，分析了目前各种点焊控制方法的适用性，并且对铝合金的点焊及新型点焊电极驱动机构进行了简要的说明。

First it is the pathogenic microorganism has the drug resistance variation main source;

首先它是病原微生物产生耐药性变异的主要源头；

Introduce Resistance Genes to Sweet pepper to Obtain New Resistant Source

抗病基因转化甜椒培育新抗源的研究初报

Design of Resistance for Restricting Pulse Current in High Power Source

大功率电源上电冲击电流限制电阻的设计

Quantitative Analysis of the Action of Electronic Filter Resistance in Power Source

电源电子滤波电阻作用的定量分析

Study on Cold Resistance of Four Tame Grasses in Three-river Source Region

三江源区四种栽培禾草抗寒性研究

The system has high precision and stability, because the temperature property of break-over resistance of the multi channel analog switch is compensated momentarily, and the variation of platinum resistance that accompanies temperature change can influence the output of constant-current source.

因在线补偿模拟多路开关的通态电阻温度特性和温度变化时被测铂电阻的阻值变化对恒流源电流的影响，设计的温度测量系统精度高、稳定性好。

for this reason, the internal resistance of an ideal current source is infinite.

基于这个原因，一个理想电流源内阻是无限的。

numerical calculation research on wave-making resistance based on rankine source method

基于Rankine源法的兴波阻力数值计算研究

the paper proposed a new decoupling control strategy for the above problem. in this paper, the filter inductance is regarded as an inner resistance of the power source. a transformation relationship is proposed based on the idea of changing the inner resistance of the power source.

针对该问题，本文提出了一种解耦控制策略，将滤波电感看成是电源内部的阻抗，并从改变电源内部阻抗思想出发，推导出变换关系式，使三相电压控制实现解耦。

Damped oscillation and adjustment of internal resistance of source

衰减振荡与信号源内阻调整

Notice that this is a two-wire resistance measurement compared to using the electrometer voltmeter and external current source, which can make a four-wire measurement.

注意，这种测量方法是两线电阻测量，而使用静电计电压表和外部电流源则可以进行四线测量。

The approach is designed a group of temperature controlled switch circuit which control whether the parallel resistance is activated or not. Temperature signal is come from bridge voltage signal which is power supply by constant current source.

技术途径是设计一组温控开关电路来控制并联电阻器是否接入，温度信号来源于恒流源供电下的传感器桥压信号。

some electrometers and picoammeters, however built-in voltage source and are capable of measuring the resistance directly.

然而,有的静电计和皮安计内部装有电压源,能够直接测量电阻.

According to design software of ground source heat pump, the effects of backfill material and thermophysics, tube-well and U-tube, their geometry character in the thermal resistance are analyzed.

通过地源热泵的设计软件分析了回填材料与管材的热物性、管井与U型管以及它们之间的几何特征对管井热阻的影响。

An empirical equation for hydraulic resistance was obtained after the effects of pitch number of throttles, throat diameter, temperature, pressure, flow rate and outside heat source on the hydraulic resistance of throttle set were examined.

通过研究节数、喉部直径以及温度、压力、流量和外部热源等参数对节流件阻力特性的影响，获得了计算节流件阻力的经验关系式。

A constant current source& thyratron constant current used for THF method of pressure resistance in laboratory

一种安装在仪器室内的压阻法恒流源线路&闸流管恒流源线路