市内电话网
- n.local [urban] telephone network
- 网络Urban telephone network; local telephone network; PSTN

市内电话网
Urban telephone network
1兆位基带5_馆档网 ... "Urban call" 市话" "Urban telephone network" 市内电话网" "User-network interface" 用户-网络接口" ...
local telephone network
... local oxidation of silicon on sapphire 蓝宝石上硅局部氧化 local telephone network 市内电话网 local traffic 本市通话 ...
PSTN
市内电话网(PSTN)