在党的“九大”团结胜利路线指引下,遵照伟大领袖毛主席“自力更生,艰苦奋斗,破除迷信,解放思想”的教导我们充分利用地方材料(粘土空心砖,同时亦可用煤渣砖或煤渣空心砖)代替混凝土,减轻结构自重,制作成功一种预应力空心砖板。这种砖板主要节约三材,生产简便,造价低,有较好的防寒隔音性能,可广泛用于一般用建筑的楼面结构和屋面结构,根据试验结果表明,预应力空心砖板有良好的工作性能,目前已在 Guided by the Party’s “Nine Major” united victory route, in accordance with the instructions of the great leader Chairman Mao “self-reliance, hard work, breaking through superstition, and emancipating the mind”, we make full use of local materials (clay hollow bricks and cinder blocks as well. Or cinder hollow brick) instead of concrete, reduce the weight of the structure, and make a kind of prestressed hollow brick board. This kind of brick board mainly saves three materials, is easy to produce, low in cost, has good cold-proof sound insulation performance, can be widely used for floor structures and roof structures of general buildings, and according to test results, it shows that prestressed hollow brick boards have good Work performance is currently in