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- Design of Practical Direct Current Amplifier 实用直流放大器的设计
- 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 amplifiers--Characteristics and test methods 直流放大器特性和测试方法
- direct current amplifier 直僚大器,值僚大器
- fast direct current amplifier 快直流放大器
- 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
- DA includes: framework, power part, amplifier electrical source, excitation commutating part, direct current generatrix and AC generatrix and logic part. DA系列开关功率放大器包括:机架,功率模块,功放电源模块,激磁整流模块,直流母线,交流母线和逻辑模块。
- Maglev chopper is the switch mode current amplifier on EMS maglev train,and the input current ripple is significant. 悬浮斩波器是EMS型磁浮列车上的开关型电流放大器,由此造成输入电源的电流纹波较大。
- 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?
- 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。