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- DC motor speed to achieve the first to convert AC DC, which requires rectification circuit. 要实现直流电机调速首先要把交流电转换为直流，这就需要整流电路。
- PWM microelectronic c ontrol technique and AC DC AC DC invert technique with MOSFET half bri... 具有短接限流、限时衰减和恒流、恒压相结合的特点。
- In the system,Intel 80C196MC is used as control center and IPM is used as an intelligent power device in the main circuit of AC DC AC voltage type inverter. 该系统以80C196MC为控制核心，采用IPM智能功率模块为功率元件，组成了交?直?交电压型逆变器主回路。
- Violent power oscillation will occur in independent AC DC combined power supply and may hamper the normal operation when the parameters of the generator and the DC motor load do not match. 交直流一体独立发电机系统在发电机和负载参数不满足一定条件时 ,会发生发电机和反电势负载之间的大幅度功率振荡 ,破坏系统的正常工作。
- A Novel PWM ZVS AC DC Converter with PFC 新颖的含PFC的PWM ZVS AC-DC变换器
- AC DC dual purpose electric motor vehicl 交直两用电车
- Analysis and Design of a 500W AC DC Unity Power Factor Converter 500W 单位功率因数 AC-DC 变换器分析与设计
- Automatic exchange for DC and AC supply. 直流电源与交流供电能自动转换。
- What is the output voltage of you system? DC or AC? 您要求系统的输出电压多少，直流还是交流?
- B:These are for one hundred volts,AC and DC. 这些适用一百伏特的电压，交流电和直流电都可以。
- Please put the receiver back after calling. 打完电话后，请把听筒放回原位。
- A rectifier is a device which changes AC to DC. 整流器是一种将交流电转变为直流电的装置。
- These are for one hundred volts,AC and DC. 这些适用一百伏特的电压，交流电和直流电都可以。
- Pick up the receiver and deposit a coin in the slot. 拿起听筒之后，放一个硬币在这个小口子里。
- AC, DC or Airmotor power options. 有交流、直流和气动马达动力选件。
- The line AB cuts the line DC at the point E. AB线和DC线在E点相交。
- Functioning as a receiver; receptive. 接受的起收受容纳作用的; 愿意接受的
- Their business has failed and is in the hands of the receiver. 他们的公司垮了，现在由破产管理人管理。
- An Intelligent Real-time Systemfor Simultaneous Observation ofLeakage Current on Contaminated AC%26DC Insulator 智能型交直流污秽绝缘子泄漏电流监测工作站
- We didn't have a receiver sensitive enough to pick up the signal. 我们的接收器不够灵敏,未能收到这个信号。
