一、任务提出和实现1969～1971年东德标准、计量与产品检验局参加40瓦荧光灯的国际比较测量。此项工作根据国际照明委员会的建议,由加拿大国家研究院光度实验室和美国 Sylvania 光学中心组织,有6个国家计量研究所和12个工厂实验室参加。这次比较测量包 First, the task proposed and achieved 1969 ~ 1971 East German Standards, Metrology and Product Inspection Bureau to participate in the 40-watt fluorescent lamp international comparative measurement. According to the recommendations of the International Commission on Illumination, this work was organized by the Photonics Laboratory of the National Research Council of Canada and the Sylvania Optical Center of the United States, with participation of six national metrology institutes and 12 factory laboratories. This comparison measurement package