Study of the AC DC drive electric locomotive spectrum
对我国交直传动电力机车型谱的分析
Methods The advanced DC electromagnetic pump is used.
方法采用先进的直流电磁泵技术。
Xinhua News Agency, Washington, DC, April 20, by wire
新华社华盛顿4月20日电
And DC has the opposite effect on muscle tissue as AC.
直流电和交流电对肌肉产的效果是相反的。
Digital and Adjustable step DC Stabilized Voltage Power
数控式步进可调稳压源
AC current or voltage source. DC offset can be specified.
交流电流源或电压源。可指定直流偏移。
In the preview， Gook announced DC to be his successor！
看了49视频预告，老国最终把东哲立为他的继承人啦！
Study on Hole Anode DC Atmospheric Pressure Glow Discharge
孔阳极大气压直流辉光放电研究
Studies on Control System of Brushless DC Motor for Actuator
舵机用无刷直流电机控制系统研究
A positive polarity dc voltage is applied to the electrodes.
一个正极性的直流电压加于该电极上。
A new type of combined AC and DC electric bridge is designed.
介绍一种新型组合式交直流两用电桥实验仪。
A type for AC fault currents and pulsating DC fault currents.
用于交流和直流脉动故障电流。
In many applications a fluctuating DC current is undesirable.
在许多应用场合, 波动的直流电是讨厌的。
A new kind of power DC arc welding power source is introduced.
介绍了一种新型大功率直流弧焊电源。
SCR rectifier is the same as that of DC arc wilding generator.
从而使可控硅整流焊机的电弧穿透力与直流旋转焊机相当。
High Accuracy Constant Speed Control of Brushless DC Gyro Motor
无刷直流陀螺电机的高精度恒速控制
The test is introduced for smelting FeSiAl alloy in DC furnace.
介绍了在直流电炉中生产硅铝铁的试验情况。
Studies on the Phenolic Acid Compounds from Lonicera confusa DC.
山银花中酚酸类成分研究。
It lays the foundation for the arc deflection control of DC EAF.
该方法得应用为直流电弧炉偏弧控制打下坚实得基础。
The DC into AC current adjustable frequency that the inverter on.
将直流变为频率可调的交流电流就称逆变。
Development of Testing System for Performance of Actuator DC Motor
舵机直流电机性能测试系统的研制
Chemical constituents of the aerial part of Bupleurum chinense DC.
北柴胡地上部分化学成分的分离与鉴定。
Application of Container Groove Welding to DC Pule Argon Are Welder
直流脉冲氩弧焊在容器封底焊中的应用
Acorn Stairlifts pioneered DC technology in the stair lift industry.
埃康座椅电梯在座椅电梯行业率先直流技术。
Internal Anticancer Action of the Saponins from Ardisia Pusilla A.DC
九节龙皂甙体内的抗肿瘤作用
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