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日本:1、1993年日本建材需要的钛材总量估计约为300t,正向达到不锈钢建材需要量的1%迈进.1993年建材需求有福冈圆顶屋120t,东京议会塔120t,官崎海洋圆顶屋20t等.从1992年建材的全部用量看,屋顶为26件,计75t(70%),内外装饰板11件,计13t(12%),纪念建筑物等11件,计19t(18%).另外,从1987年以来累计用的建材看,其中屋顶材要占全部用量的65%.
Japan: 1. The total amount of titanium material needed by Japan’s building materials in 1993 is estimated to be about 300 tons, and it is now reaching 1% of the demand for stainless steel building materials. In 1993, the demand for building materials was 120 tons of Fukuoka Dome, 120 tons of Tokyo Tower, and Kinzaki Ocean. Dome House 20t and so on. From the total amount of building materials used in 1992, the roof is 26, 75t (70%), inside and outside the decorative board 11, accounting for 13t (12%), 11 memorial buildings, including 19t ( 18%). In addition, since the cumulative use of building materials since 1987, which accounted for 65% of the total amount of roofing materials.