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- direct current coefficient 直流系数
- 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 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。
- Based on analysis and measurement,th e arc voltage coefficient and arc current coefficient of MgO electric smelting furnace are given. 在实际测试的基础上,给出了电熔镁炉的弧压系数和弧流系数,为进一步研究电熔镁炉提供依据。
- 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?
- 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。
- 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 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。
- Be how much a treadle motorcycle direct current fire maker? 一个踏板摩托直流电打火器多少钱？
- By applying generalized Gaussian distribution to statistically model the alternating current coefficient of discrete cosine transform, the technology of the blind image watermark is studied and the performance of the new detector is analyzed. 摘要根据数字图像离散余弦变换域交流系数的广义高斯分布模型，对盲图像水印技术进行研究，并给出了水印检测器检测性能的理论分析结果。
- Direct current is current with no reversals in polarity. 直流，是指没有正负极性往复变化的电流。
- The variation of seepage velocity, resistance coefficient, reservoir permeability and oil recovery in porous media of water-drive reservoir in direct current (DC) electric field are studied in detail. 实验研究了外加直流电场作用下水驱油藏多孔介质中的流体渗流速度、阻力系数、储层渗透率及原油采收率的变化特性。
