您要查找的是不是：
- A device used to convert direct current into alternating current. 反用换流器用于变直流电为交流电的仪器
- direct current distribution 直龄电
- Direct Current Governor System M? 直流调速系统?
- Direct Current Plasma Emission Spectrometer DCP M. 直流等离子体发射光谱仪。
- Alternating current,direct current. 交流电，直流电。
- Alternating current, direct current. 直流电，交流电。
- It also wks well under a low direct current. 在直流低电流下使用，很受欢迎。对于管道以及细小部件的焊接，继续焊接及特定数目焊接更具优势。
- A device, such as a diode, that converts alternating current to direct current. 整流器; 整流管一种将交流电流转化为直流电流的装置，如二极管
- Direct current cannot use transformers to change voltage. 直流电就不能用变压器来改变电压。
- How Improve The Influence of Direct Current Drive on The LCD? 如何改善直流驱动对液晶显示器的影响?
- The current distribution around a single impurity in a planar quantum wires is studied in this paper. 摘要微小器件内杂质原子的存在是影响电流分布的主要因素之一。
- A device for converting alternating into direct current. 把交流变为直流的器件。
- A generator, especially one for producing direct current. 发电机发电机，尤指能产生直流电的那种
- The units are available for either alternating or direct current. 这些装置既可以用交流电，或可以用直流电。
- Survey and analysis of current distribution of floating children in Haikou City. 海口市流动人口儿童分布现况调查分析
- The effect of attractive potential on the current distribution is different from that of repulsive one. 发现杂质势为吸引势和排斥势时对电流密度分布的影响是不同的。
- The system can measure the direct current frequency acceleration. 该系统可以测量频率低至直流的加速度。
- The electrodynamics of heating effects and current distribution in electric networks. 动电学关于热效应和电网中电流分配的电动力学
- The direct current will cause problems only if you travel upstream. 单向水流只有在你逆流而上时才会造成麻烦。
- Dangdang and the current distribution of the number of cities for the 360 or so. 而当当网目前配送城市的数目为360家左右。
