常用水泥的新标准已颁布实施,水泥生产厂家已按新标准进行生产,产品包装也有了新面目。因此,现场施工人员应尽快熟悉新标准,以便更好地掌握和执行。常用水泥新标准包括《硅酸盐水泥、普通硅酸盐水泥》(GB 175-1999)、《矿渣硅酸盐水泥、火山灰质硅酸盐水泥及粉煤灰硅酸盐水泥》(GB 1344-1999)和《复 The new standard cement has been promulgated and implemented, cement manufacturers have been produced according to the new standards, product packaging also has a new face. Therefore, on-site construction workers should be familiar with the new standards as soon as possible in order to better grasp and implement. Common new standards for cement include “Portland cement, ordinary Portland cement” (GB 175-1999), “slag Portland cement, pozzolanic Portland cement and fly ash Portland cement” (GB 1344- 1999) and "complex