多项选择题
A.对地安装 B.机柜安装 C.挂墙安装 D.搁置安装
A.uncommissioned B.commissioned C.configed D.integrated E.onair
A.终端故障 B.传输受限 C.SINR差 D.CQI低
A.PLMN B.MMEIP C.SGWIP D.TAI
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