GSM中，后台指标：上下行质量和上下行语音质量的区别和联系？

       round(decode(sum(p_nbsc_rx_qual.freq_ul_qual0+p_nbsc_rx_qual.freq_ul_qual1+p_nbsc_rx_qual.freq_ul_qual2+p_nbsc_rx_qual.freq_ul_qual3+p_nbsc_rx_qual.freq_ul_qual4+p_nbsc_rx_qual.freq_ul_qual5+p_nbsc_rx_qual.freq_ul_qual6+p_nbsc_rx_qual.freq_ul_qual7),0,0,sum(p_nbsc_rx_qual.freq_ul_qual0+p_nbsc_rx_qual.freq_ul_qual1+p_nbsc_rx_qual.freq_ul_qual2+p_nbsc_rx_qual.freq_ul_qual3+p_nbsc_rx_qual.freq_ul_qual4+p_nbsc_rx_qual.freq_ul_qual5)/sum(p_nbsc_rx_qual.freq_ul_qual0+p_nbsc_rx_qual.freq_ul_qual1+p_nbsc_rx_qual.freq_ul_qual2+p_nbsc_rx_qual.freq_ul_qual3+p_nbsc_rx_qual.freq_ul_qual4+p_nbsc_rx_qual.freq_ul_qual5+p_nbsc_rx_qual.freq_ul_qual6+p_nbsc_rx_qual.freq_ul_qual7)),4) Qual_UL_0_5,
       round(decode(sum(p_nbsc_rx_qual.freq_dl_qual0+p_nbsc_rx_qual.freq_dl_qual1+p_nbsc_rx_qual.freq_dl_qual2+p_nbsc_rx_qual.freq_dl_qual3+p_nbsc_rx_qual.freq_dl_qual4+p_nbsc_rx_qual.freq_dl_qual5+p_nbsc_rx_qual.freq_dl_qual6+p_nbsc_rx_qual.freq_dl_qual7),0,0,sum(p_nbsc_rx_qual.freq_dl_qual0+p_nbsc_rx_qual.freq_dl_qual1+p_nbsc_rx_qual.freq_dl_qual2+p_nbsc_rx_qual.freq_dl_qual3+p_nbsc_rx_qual.freq_dl_qual4+p_nbsc_rx_qual.freq_dl_qual5)/sum(p_nbsc_rx_qual.freq_dl_qual0+p_nbsc_rx_qual.freq_dl_qual1+p_nbsc_rx_qual.freq_dl_qual2+p_nbsc_rx_qual.freq_dl_qual3+p_nbsc_rx_qual.freq_dl_qual4+p_nbsc_rx_qual.freq_dl_qual5+p_nbsc_rx_qual.freq_dl_qual6+p_nbsc_rx_qual.freq_dl_qual7)),4) Qual_DL_0_5,
       round(decode(sum(p_nbsc_rx_qual.freq_ul_qual0+p_nbsc_rx_qual.freq_ul_qual1+p_nbsc_rx_qual.freq_ul_qual2+p_nbsc_rx_qual.freq_ul_qual3+p_nbsc_rx_qual.freq_ul_qual4+p_nbsc_rx_qual.freq_ul_qual5+p_nbsc_rx_qual.freq_ul_qual6+p_nbsc_rx_qual.freq_ul_qual7),0,0,sum(p_nbsc_rx_qual.freq_ul_qual0)/sum(p_nbsc_rx_qual.freq_ul_qual0+p_nbsc_rx_qual.freq_ul_qual1+p_nbsc_rx_qual.freq_ul_qual2+p_nbsc_rx_qual.freq_ul_qual3+p_nbsc_rx_qual.freq_ul_qual4+p_nbsc_rx_qual.freq_ul_qual5+p_nbsc_rx_qual.freq_ul_qual6+p_nbsc_rx_qual.freq_ul_qual7)),4) Qual_UL_0,
       round(decode(sum(p_nbsc_rx_qual.freq_dl_qual0+p_nbsc_rx_qual.freq_dl_qual1+p_nbsc_rx_qual.freq_dl_qual2+p_nbsc_rx_qual.freq_dl_qual3+p_nbsc_rx_qual.freq_dl_qual4+p_nbsc_rx_qual.freq_dl_qual5+p_nbsc_rx_qual.freq_dl_qual6+p_nbsc_rx_qual.freq_dl_qual7),0,0,sum(p_nbsc_rx_qual.freq_dl_qual0)/sum(p_nbsc_rx_qual.freq_dl_qual0+p_nbsc_rx_qual.freq_dl_qual1+p_nbsc_rx_qual.freq_dl_qual2+p_nbsc_rx_qual.freq_dl_qual3+p_nbsc_rx_qual.freq_dl_qual4+p_nbsc_rx_qual.freq_dl_qual5+p_nbsc_rx_qual.freq_dl_qual6+p_nbsc_rx_qual.freq_dl_qual7)),4) Qual_DL_0

很强悍的回答

还是来点简单的回答吧，这个看了都晕

我也头晕