The 23rd ComNet exhibition was held in Washington, D.C.
on January 31, 2001, the 23rd ComNet exhibition was held in Washington
an exhibition on communication equipment and network technology was held in Washington, D.C. on January 30, with more than 400 companies participating. More than 100 new technologies and products in communication or networking were unveiled at the exhibition for the first time
this is the audience trying out the virtual vision instrument exhibited by 3M company in the United States
(excerpted from Xinhua news agency, which has excellent air resistance, transparency, gloss, mechanical strength, flexibility, wear resistance, cold resistance and surface strength) Li Feng
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