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(荣获国家专利局专利证书)“常用建筑数据计算尺” (实用新型第740号)每套4元施工常用的各种标号混凝土、砂浆配合比;各种水泥标号代换参数;各种规格钢筋等强度代换数据;混凝土构件自然养护强度增长率及拆模期限;混凝土配合材料变更参数;标准砖砌体数据等。
(Received the Patent Certificate of the National Patent Office)“Commercial Construction Data Calculation Rule” (Utility Model No. 740) Mixing ratio of concrete and mortar used for each set of 4 yuan for each set of construction; various cement label substitution parameters; various Specification steel equivalent strength substitution data; growth rate of natural curing strength of concrete components and demolding period; parameters of concrete mating materials change; data of standard brickwork etc.