Warning: file_put_contents(/www/wwwroot/ppbbu/www.30232.com/cache/72b39b611fbec8f419529608085dfe20.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/www.30232.com/index.php on line 55 radio astronomical receiver是什么意思，radio astronomical receiver的翻译，radio astronomical receiver音标、读音、用法和例句_绍翊字体网有道词典
Microwave receiver system is the indispensable signal receiving equipment in radio astronomical observations. 微波接收机系统是射电天文观测不可或缺的信号接收设备。 journal.yeyanet.com.cn