Warning: file_put_contents(/www/wwwroot/ppbbu/bieo.cn/cache/f7645ae2c4c4d6d3a0ae3a21845b0bcd.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/bieo.cn/index.php on line 58 heterodyne receiver例句_heterodyne receiver英汉例句_heterodyne receiver双解例句_衣物护欧路词典
According to the research and analysis of structure in several receivers, this paper brings forward a solution based on the superheterodyne receiver. 在分析研究各种接收机结构的基础上，论文提出了基于超外差接收机的解决方案。