frequency doubling
短语词组
- frequency difference doubling system 倍頻制
- frequency y doubling 倍頻
- lbo frequency -doubling lbo倍頻
- Frequency -doubling gyroklystron 倍頻廻鏇速調琯
- frequency -doubling transponder 繙譯;倍頻轉發器;倍頻詢答機
- BIBO frequency -doubling BIBO倍頻
- intracavity frequency -doubling 腔內倍頻 返回 frequency doubling