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1975年以来,我们焦作地区利用煤矸石空心砌块,先后建成试验楼、办公楼、宿舍楼。建筑面积达数万平方米。 一、施工机械与劳动组织
Since 1975, we have used coal gangue hollow blocks in the Jiaozuo area and successively built test buildings, office buildings, and dormitory buildings. The building area amounts to tens of thousands of square meters. I. Construction Machinery and Labor Organization