论文部分内容阅读
本专栏刊载的是经国家质量技术监督局国家标准技术审查部审查通过、但尚未正式批准发布的国家标准信息和已核准备案的行业标准目录。国家标准（报批稿）从技术审查通过至正式发布，约需3－6月。急需参考有关标准资料的读者，请试与中国标准出版社联系。（出版社地址：北京复兴
This column is published in the directory of industry standards that have been reviewed and approved by the National Standards and Technical Review Department of the State Administration of Quality and Technical Supervision but have not yet been officially approved for publication. The national standard (approved draft) passed from the technical review to the official release, taking about 3-6 months. For readers who are in urgent need of reference to standard data, please contact China Standard Press. (Publisher Address: Beijing Revival