题目: 地面测距设备对发射射频脉冲对信号的优先级的排序是()。A.询问-回答、识别码、填充脉冲B.询问-回答、填充脉冲、识别码C.识别码、询问-回答、填充脉冲D.填充脉冲、识别码、询问-回答 答案: 参考答案:C
题型:选择题 —My listening is very poor. Can you give me some________?— Of course.A.adviceB.messagesC.informationD.suggestion 查看答案