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- direct current relay 直撂电器
- 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
- Research on a new type of microprocessor-based directional current relay 新型微机式电流方向继电器研究
- 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
- The relay needs to gather direct voltage and direct current, and switch circuit is needed for ping-pang type grouding fault protection for generator rator. 发电机保护装置接口的特点是有些保护需要采集直流量,以及乒乓式转子接地保护需要切换开关电路。
- Qi-Kai Electric Company's main products are direct current panels, relay protecting panels, alternating current panels, mimic diagrams and charge-bypass chargers, moreover, we provide services for battery assembly. 奇凯电气公司主要生产直流屏、电保护屏、流屏、拟屏、电浮充电装置和名类蓄电池的组装。
- 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?
- It contains big current relay, and the relay can drive single phase compressor below 3p directly. 内置大电流继电器,可以直接驱动单相3匹以下压缩机。
- 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
- As each FFU has over current relay unit ,the capacity of switchboard can be reduced. 因为制品已装有过电流继电器,电源开关容量可以降低。
- 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。