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sintered hollow brick
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sintered hollow brick
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砌体材料
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sintered hollow brick
烧结空心砖
以黏土、页岩、煤矸石、粉煤灰等为主要原料,经成型、干燥和焙烧而成,孔洞率等于或大于35%的砖,常用于非承重部位。
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