Convention and Exhibition, the general name for a series collective activities of conferences, exhibitions and trade fairs, is an important form of the material and cultural exchanges of human being.

 
  • “會(huì )展”是會(huì )議、展覽、展銷(xiāo)等集體性活動(dòng)的總稱(chēng),是人類(lèi)物質(zhì)文化交流的重要形式之一。
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