frequency metrology
返回 19 条匹配短语对
optical frequency metrology
光学频率计量
time and frequency metrology
时间频率计量
Middle frequency-frequency convertor
中频变频器
audio frequency and video frequency processing
生物燃料电池
音频和视频处理
Belgium OSB double frequency(work-intermediate frequency) Queching machine
比利时OSB双频(工中频)感应淬火机
correlation in frequency domain and frequency domain
时频相关性
cyclic frequency-spectrum frequency domain
循环频率-谱频率域
deteeting the ground point with low frequency electric current signal changing its frequency
低频信号变频探测
double frequency(low intermediate frequency) Queching machine
共昌双频(低中频)感应淬火机
flashing frequency, critical flicker frequency
临界闪变频率
停闪频率
FMVFT Frequency Modulated Voice Frequency Telegraph
调频音频电报
Frequency Conversion to Working Frequency
变频转工频
frequency error Frequency
循环频率差
frequency pushing and frequency pulling
频率推挽
frequency-rising and frequency-falling
升降频
FSVFT Frequency Shift Voice Frequency Telegraph
移频音频电报
High frequency and low frequency
高频与低频信息
high-frequency and modulation frequency signal generator
高频调频信号发生器
high-frequency group and low-frequency group equalizer
高低群均衡器
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