论文部分内容阅读
ExhibitionsandFairs2000,ChinaInternationalExhibitionCenter6EastBeisanhuanRoad,Bejing100028ChinaFax :86 -10 -64676811中国国际展览公司网址 :htt
Exhibitions and Fairs2000, ChinaInternationalExhibitionCenter6EastBeisanhuanRoad, Bejing100028ChinaFax: 86 -10 -64676811 China International Exhibition Company Website: htt