HDTV 和 EDTV

[铁兰]

借这里的人气问一下,HDTV 和 EDTV 有什么不同？

 

[Obiwan]

I copied your question and searched in Google, first one on the list is
"The Difference between HDTV, EDTV, and SDTV"

http://www.projectorcentral.com/video_signals.htm