PSTN是什么意思_PSTN英文意思_翻译_例句

英 美 (Pubpc Switched Telephone Network)公共开关电话网络; 一种常用旧式电话系统

PSTN的相关资料：

临近单词

PST
PSt/CdS
psthogenesis
pstella alta
PST histogram
PSTN data traffic
PST-DVB microsphere
Psteering column gear change
PSTN and Internet integration
PST PLASMA sopdification of tonsil
PSTN Pubpc Switch Telephone Network