陶粒砌块及其在冬季施工中的应用单清国（铁道部哈尔滨木材防腐厂）目前，在房屋建筑中，粘土砖仍占有很大比例。由于粘土砖自重大，保温隔热效果差（导热系数为０．８１ｗ／ｍ·ｋ），且需用大量粘土，破坏耕地，所以近几年来，国家建设主管部门已逐年限制红砖生产，并计... Ceramic Blocks and Their Application in Winter Construction Shan Qingguo (Harbin Wood Preservation Plant, Ministry of Railways) At present, clay bricks still account for a large proportion of buildings. Because clay bricks are self-contained and have poor thermal insulation (thermal conductivity is 0.81w/m·k), and a large amount of clay is required to destroy cultivated land, in recent years, the national construction authority has restricted red brick production year by year, and meter...