Warning: file_put_contents(/www/wwwroot/ppbbu/4cd.cn/cache/24546c8206991837c56809b820bc1206.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/4cd.cn/index.php on line 55 rat-race mixer例句_rat-race mixer英汉例句_rat-race mixer双解例句_沉淀汉英词典
For the limitations of the bandwidth and precision of manufacture, rat-race upper-sideband balanced mixer is utilized in order to realize up conversion. 出於工作帶寬和加工精度等方麪的因素的考慮，設計採用的是環形電橋單邊帶平衡混頻器來實現上變頻。