用radio beam造句子,“radio beam”造句
來源:國語幫 5.8K
2、Ironically, the detailed reasons as to how the radio beam is produced may not be important astronomically.
1、Like the searchlight beam, the radio beam cannot be made very sharp; it tends to spread.
2、Ironically, the detailed reasons as to how the radio beam is produced may not be important astronomically.
1、Like the searchlight beam, the radio beam cannot be made very sharp; it tends to spread.