常见例句CLR: ALITALIA 793 READBACK IS CORRECT,REPORT READY. 意大利拐九三，复述正确，准备好叫。TNA001, readback correct, contact RCSS GND on 121.9. 复兴洞洞么，复颂正确，请与松山地面121.;9联系。readback function 读回函数readback output 读回输出readback signal 读回信号 返回 Readback