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国家重点鼓励发展采用机械成型生产工艺,年单线生产能力不小于5万立方米的建筑砌块生产线。建筑砌块可分为以下几类:1.普通混凝土小型空心砌块,要达到国家标准 GB 8239-1997《普通混凝土小型空心砌块》的技术要求。2.轻集料混凝土小型空心砌块,要达到国家标准 GB15229-1994《轻集料混凝土小型空心砌块》的技术要求。3.蒸压加气混凝土砌块,要达到国家标准GB/T 11968-1997《蒸压加气混凝土砌块》的
The state shall encourage the development of machinery forming production process, annual production capacity of not less than 50,000 cubic meters of building block production line. Building block can be divided into the following categories: 1. Ordinary concrete small hollow block, to achieve the national standard GB 8239-1997 “ordinary concrete small hollow block” technical requirements. 2. Light aggregate concrete small hollow block, to achieve the national standard GB15229-1994 “lightweight aggregate concrete small hollow block” technical requirements. 3. Autoclaved aerated concrete block, to reach the national standard GB / T 11968-1997 “autoclaved aerated concrete block”