90 per cent of listeners had stayed with the programme when it changed its time slot.节目改变播送时段后,90%的听众依然继续收听。TDMA allocates each user a different time slot on a given frequency.TDMA在给定频率为每个用户分配不同的时隙.Remark: Students can f...
The wood is full of pits and needs sanding.这木料上到处是凹坑,需用砂纸打磨一下.The surface of the slice is smoothed by sanding.把该切片的表面用沙纸擦光.What's her hobby - sanding back oiI tanker huIIs with her tongue?她平时的消遣是用舌头打磨油轮外壳 吗 ?...