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- Transient and surge are the instant aberrance of the voltage and electric current on the simple alternating current wave circuit. surge and harmonic wave are the main manifestation. 瞬变和浪涌是正弦交流波电路上电压与电流的一种瞬时态的畸变。浪涌、谐波为主要的表现形式。
- 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
- simple alternating current 正弦交流
- A diode rectifies alternating current. 二极管调整交流电。
- This is an alternating current generator. 这是一台交流发电机。
- Forbid link alternating current to the output side. 严禁将交流输入电源接至节电器输出端上。
- Alternating current,direct current. 交流电，直流电。
- Alternating current, direct current. 直流电，交流电。
- 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
- Such a simple generator as we have been describing produces an alternating current. 像我们所描述的那种简单的发电机能产生交流电。
- This iron can only be used with alternating current. 这种熨斗只能使用交流电。
- For many reasons the alternating current is more widely. 由于种种原因交流电比直流电用得广泛。
- An electric generator that produces alternating current. 交流发电机
- Element expresses simple alternation between contained patterns. 元素表示被包含的模式之间的简单交替。
- This type of MP3 player cannot be connected to alternating current. 这款MP3播放机不可以直接插交流电使用。
- Either direct or alternating current may be used for driving electric trains. 直流电和交流电都可用来驱动电气火车。
- Reduce is the simplest alternative. 简化时最简单的选择。
- Alternating current reverses from negative to positive about 60 times a second. 交流电由负到正一秒钟大约变换六十次。
- Alternating current reverse from negative to positive about 60 times a second. 交流电由负到正一秒钟大约变换六十次。
- The result shows that CJD alternating current electrodynamometer has simple structure and the energy feedback efficiency can reach 74%, with outstanding energy-saving effect, good control stability. 运行结果表明，该CJD交流电力测功机控制性能稳定，可靠性好，节能效果显著，能量反馈效率最高可达到74%25。
