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“九五”期间我国新型墙体材料迅速发展,2000年新型墙体材料产量达2100亿块(折标准砖),占墙体材料总量的28%,大大超过了“九五”计划1500亿块和20%的目标。其中,上海市新型墙体材料的比重已达80%;北京市新开工建筑项目全部达到节能50%的标准;西部城市兰州市新型墙体材料的比重
During the Ninth Five-Year Plan period, China’s new wall materials developed rapidly. In 2000, the output of new wall materials reached 210 billion pieces (standard bricks), which accounted for 28% of the total wall materials, which greatly surpassed the 150 billion plan for the Ninth Five-Year Plan. Block and 20% goal. Among them, the proportion of new wall materials in Shanghai has reached 80%; Beijing’s new construction projects have all reached the standard of energy-saving 50%; the proportion of new wall materials in the western city of Lanzhou City