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北京市建筑材料科研所与北京市加气混凝土三厂共同协作,在该厂引进波兰《乌尼泊尔》专利,生产06级05级加气混凝土的基础上,研制成功04级加气混凝土制品,在建筑屋面层及
The Beijing Institute of Building Materials and the Beijing No. 3 Aerated Concrete Plant jointly collaborated in the introduction of Poland’s “Ukrainian Nepal” patent, and on the basis of the production of 06 grade 05 grade aerated concrete, successfully developed Grade 04 aerated concrete products. Building roof and