xiongxiaogan
Newbie level 4
a brief introduction and description to fiber optic characteristic and communication
another 1 warning sent, attach deleted.
You continue to post ebooks to the wrong forum !!
It seems also you are user "cawan" (the same person) who has been banned for two weeks !!!
Follow the rules or be banned !
another 1 warning sent, attach deleted.
You continue to post ebooks to the wrong forum !!
It seems also you are user "cawan" (the same person) who has been banned for two weeks !!!
Follow the rules or be banned !