> khi'ch xa`i nhie^`u ddie^.n dda^u. Tru+o+'c kia co' ha.n che^' 1000 KW > mo^.t tha'ng cho mo^~i Co^ngto+. Nay bo? ca'i limit ddo' nhu+ng dda'nh Kho^ng pha?i 1000, ma` la` 100 tho^i ba'c AiViet a.. Va` to^i nho*' la` ca'i -do' co`n tu`y theo mu*'c lu*o*ng nu*~a, co' ho^. chi? -du*o*.c co' 80 tho^i, -da^u hi`nh nhu* khoa?ng na(m 80s thi` pha?i PBi`nh