2013年第6期,是《计测技术》出版的第200期杂志。200期杂志,跨越了两个世纪;200期杂志,刊载了数千篇论文,展示了众多的科研成果;200期杂志,见证了国家计量测试技术的不断发展与进步;200期杂志,也记录了《计测技术》点点滴滴的成长历程。在这个值得纪念的日子里,我代表刊物的主办单位,向正在和曾经在编辑部工作的所有工作人员表示亲切的问候!向所有关心、支持和帮助《计测技术》的领导、专家、广大的作者和读者表示衷心的感谢! No. 6, 2013, is the 200th magazine published by Measurement Technology. 200 magazine, spanning two centuries; 200 magazine, published thousands of papers, showing a large number of scientific research; 200 magazine, witnessed the continuous development and progress of national metrology and testing technology; 200 magazines, also recorded The “measurement technology” bit by bit the growth process. On this memorable day, on behalf of the organizer of the publication, I would like to extend my cordial greetings to all the staff members who have worked in the editorial department. To all the leaders, experts who care about, support and help “measuring technology” The authors and readers express their heartfelt thanks!