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- There are several EML methods that may be classified as direct,position feedback-control techniques and ac modulated or indirect feedback methods. 要实现稳定性设计 ,EML中主要有两种控制方法 ,一种是直接的、位置反馈控制方法 ,另一种是ac调制或间接的反馈方法。
- Hum the opening bars of your favourite tune. 哼一哼你喜爱的曲子的开头几个小节。
- She continued to hum the song over and over. 她一遍又一遍地不断哼唱那支歌。
- He could hear the hum of the bees in the garden. 他听得见花园里蜜蜂的嗡嗡声。
- The only sound he heard was the hum of the machine. 他听到的唯一的声音就是那台机器的嗡嗡声。
- Subsets of noise are AC power-related hum and buzz, electronic crackling, vinyl record clicks and pops, between-station radio noises, tape modulation noise, and the triboelectric cable effect. 噪音可分为交流电源产生的嗡嗡声、电器开关弹开声、塑胶磁带咔哒声、台间无线电噪音、调制磁带时的噪音、摩擦电效应噪音等几个不同的组。
- modulation hum 调制哼声
- Bees sip honey from flowers and hum their thanks when they leave. 蜜蜂从花中啜蜜，离开时营营地道谢。
- AC modulation 交流调制
- Charles makes things hum around that office. He's an excellent administrator. 查尔斯使那个办公室的气氛很活跃。他是个出色的行政人员。
- Things are starting to hum with activity. 气氛变得活跃起来。
- That footballer has been transferred to AC Milan. 那个足球运动员已经转会到AC米兰队。
- All around was a drowsy hum of insects. 到处是一片小虫的催眠似的嗡嗡声。
- He can hear the hum of the bee in the garden. 他听得见花园里蜜蜂的嗡嗡声。
- The air of the ball began to hum. 舞会的气氛开始活跃起来了。
- AC excitation is a good solution to this problem. 交流励磁是一种好解法对这个问题。
- General inflection or modulation of the voice. 抑扬声音的一般性的起伏与变化
- The angle is contained by the lines AB and AC . 此角由直线AB和AC构成。
- We hear the hum of conversation from the next room. 我们听到隔壁房间嗡嗡的谈话声。
- AC Milan is the current European Cup champion. ac米兰队是今年欧洲冠军杯冠军。
