... frequency run 频率特性试验 frequency scale 频标 frequency scan antenna 频率扫描天线 ...
基于66个网页-相关网页
射频标签 RFID Tag ; radio frequency tag ; Passive RFID
噪声控频标准 criteria for noise control cross
原子频标 atomic frequency standard ; atomic frequency scale
视频标准 Video Standards ; Hollywood Quality Video ; HQV
音频标准 Supported Standards ; Azalia
光频标准 optical frequency standarad
扫频标志发生器 marker sweep generator
低频标记 low frequency marker
低频标签 Low-frequency tags ; World Tag
比相法是一种高精度的频标比对方法。
Phase comparison is a high precision comparing method for frequency standard.
此外，数字伺服还可在其它原子频标中应用。
Besides, digital servo system may also be applied to other frequency standards.
本文综合评述了光频标和光频测量研究的历史、现状和未来。
The history, present situation and future of optical frequency standards and optical frequency measurements were presented.
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