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由美国阿布丁集团主办的第２５届混凝土世界博览会于１９９９年１月１９～２２日在美国内华达州的拉斯维加斯举行。该博览会经过２５年的发展，已成为世界上最引人注目的年度商业混凝土贸易展。此次，笔者受《建筑机械》杂志社周贤彪主编的委托，前往拉斯维加斯对此次展会...
The 25th Concrete World Exposition sponsored by the United States Abu Ding Group was held on January 19-22, 1999 in Las Vegas, Nevada, USA. After 25 years of development, the Expo has become the world’s most striking annual commercial concrete trade show. This time, the author was commissioned by the editor of the “Construction Machinery” magazine editor Zhou Xianyi to go to Las Vegas for this exhibition...