您要查找的是不是：
- Breadth power supply electric voltage, short circuit auto protect. 宽电源电压,短路自动保护。
- Pulse A regular, significant abrupt change of short duration in the level of an electric voltage or current. 电压或电流作有规则的,短暂的和明显的突然变动。
- The school checks instrument need not battery, is directly used exchanges electric voltage power supply by diagraph. 校验仪不用电池，直接由测量用交流电压供电。
- Can also used for the diagraph which experiments various indoor 35 KVs and exchanges electric voltage. 也可用于试验室内各种35KV以及交流电压的测量。
- The frequency changer set is adopted to providing test power, which regulates the electric voltage and frequency. 通过采用变频机组提供试验电源，实现电源电压与频率的调节。
- Should replace to turn off protection electric voltage to lead as soon as possible after arriving destination low steady press to commutate a machine. 到达目的地后，应尽快更换熄火保护电压过低的稳压整流器。
- Enter the 70's in 20 centuries to was gradually injected the machine by the dynamoelectric type electric voltage to replace. 进入20世纪70年代逐渐被电动式电压注射器代替。
- Tells electrical voltage drop over distance, both for AWG and metric cables. 告诉电器的电压降超过距离，都为AWG的和公制的电缆。
- With the music signal in a moment can the worth electric voltage of attaining come the over and above and actual function of meaning of calculating exportation power, its business. 以音乐信号瞬间能达到的峰值电压来计算的输出功率,其商业意义大于实际作用。
- Through studying the principle of dimmer and switch power supply, it was found that in some frequency points, by analyzing the phase of electric voltage and current it can tell if arc faults occur. 研究调光灯及开关电源的工作原理可以发现，通过分析回路中电压电流在某些频率点的相位信息，可以有效判别是否发生了故障电弧。
- The DMC series numeral type appearance school's checking an instrument is to gather standard the electric current electric voltage signal source and the form turn the milli- Fu signal source. DMC 系列多功能仪表校验仪是集标准电流电压号源，标准毫伏信号源，标准热电阻信号源，标准脉冲信号源。
- Audio waves can be converted to digital form by an ADC (Analog Digital Converter). An ADC takes an electrical voltage as input and generates a binary number as output. 声波可以通过ADC（模拟数字转换器）转换到数字形式，ADC采用电压作为输入并产生二进制数作为输出。
- The article which makes use of electric current and electric voltage characteristic of P-N knot prectsely measures Boltzmann constant, and applies computer to analyse and dispose experiment's data. 摘要本文应用P-N结电压电流特性，较精确测量了玻尔兹曼常数，应用计算机进行了实验数据分析处理。
- It adopts static electricity type structure, will be measured electric voltage to become electric field signal to carry on diagraph. 它采用静电式结构，将被测电压变成电场信号进行测量。
- The output is usually either a varying electrical voltage or displacement of a moving pointer over a fixed scale. 所测出值不是电压变动量,就是固定范围内的指针异动值。
- The instrument need to be suitable converted, for the measurement of electrical voltage and current in both DC & AC. 有适当的转换开关，用来测量交流和直流的电压和电流。
- Work including high levels of the following: pressure, electrical voltage, chemical concentration, heights, noise, spring tension, etc. 以下状态下的作业任务:高压、巨大电压、化学药品高度密集、高空、强噪音、高强弹力等。
- It's quite clear that the electric car is technically feasible. 电动汽车明显在工艺技术上是可行的。
- The anticathode of polarization curve of carbon steel with SAMs by changed- electrical voltage method suggested that carbon steel is passivation state in the rust medium. 采用动电位扫描法对成膜碳钢试样测试的阳极极化曲线显示，碳钢在腐蚀介质中处于钝化状态。
- Industry is a heavy user of electric power. 工业需耗费大量的电力。
