A.129.23.191.21 B.129.23.127.222 C.129.23.130.33 D.129.23.148.127
A.前向信道存在干擾 B.導(dǎo)頻污染 C.反向信道存在干擾 D.前反向鏈路不平衡
A.WAP網(wǎng)關(guān) B.MCU C.CMS D.全球眼平臺(tái)