在亚运会工程使用的建筑材料中,有许多是首次应用的最新产品,达到或超过了国际先进水平。大弧型夹层玻璃幕墙——应用在五洲大酒店,共4000多平方米。我国研制的这种玻璃幕墙,其拱高达390毫米。目前,只有美、日等国才能生产这种弧型玻璃,但拱高只有350毫米左右。这种玻璃每平方米售价只有400元人民币;如进口,每平方米购价则高达800美元。假如不采用这种大弧型玻璃幕墙而改用小块玻 Among the building materials used in the Asian Games project, many are the latest products that have been applied for the first time and have reached or exceeded the international advanced level. Large arc laminated glass curtain wall - applied in Wuzhou Hotel, a total of more than 4,000 square meters. The glass curtain wall developed by our country has an arch of up to 390 mm. At present, only the United States, Japan and other countries can produce such arc-shaped glass, but the arch height is only about 350 mm. The price of this glass is only RMB 400 per square meter; if imported, the purchase price per square meter is as high as $800. If you do not use such a large arc glass curtain wall instead of a small glass