今年8月11～17日由国家计量局和国家建委建材总局在长沙主持召开了全国水泥新标准审定会。代表们总结了四年来的水泥标准改革试验研究工作,讨论并通过了下列水泥六项新标准和一个技术条件。硅酸盐水泥、普通硅酸盐水泥国家标准(草案); 矿渣硅酸盐水泥、火山灰硅酸盐水泥、粉煤灰硅酸盐水泥国家标准(草案); From August 11 to August 17 this year, the National Bureau of Weights and Measures and the National Building Materials Bureau of the State Construction Commission chaired the National New Cement Standards Examination and Approval Conference. The delegates summarized the four-year cement standard reform pilot study and discussed and adopted the following six new cement standards and one technical condition. National Standards for Portland Cement and Ordinary Portland Cement (Draft); National Standard for Slag Portland Cement, Pozzolanic Portland Cement, and Fly Ash Silicate Cement (Draft);