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为了贯彻执行毛主席革命外交路线,贯彻全国计划会议精神,狠抓援外电工产品质量,第一机械工业部于1972年2月3日发出(72)一机技字074号文《关于加强援外热带电工产品“三防”试验鉴定工作的通知》,规定1972年期间在天津、上海、沈阳、重庆、广州等地开展一次热带电工产品“三防”鉴定工作。我们在各省局领导和工厂的重视和支持下,组织了中南、西南地区生产的援外热带电工测量仪表共计10种21台进行“三防”试验。与此同时。为验证JB835—66《热带型电工测量仪表》标准的需要,组织了一批0.5级精密仪表进行湿热验证试验。现将湿
In order to implement Chairman Mao’s revolutionary diplomacy line, carry out the spirit of the National Planned Meeting and pay close attention to the quality of foreign aid products, the First Ministry of Machinery Industry issued (72) a letter of technical information No. 074 on February 3, 1972, Electrical products “three defenses” test appraisal notice “provides that during 1972 in Tianjin, Shanghai, Shenyang, Chongqing, Guangzhou and other places to carry out a tropical electrical products” three defenses “appraisal work. With the attention and support of the leaders and factories of the provincial bureaus, we organized a total of 21 foreign aid foreign electrical measuring instruments manufactured by Central and Southwest China and Southwest China to conduct ”three defenses“ tests. at the same time. In order to verify JB835-66 ”tropical electrical instrumentation" standard needs, organized a number of 0.5 precision instruments for hot and humid verification test. Now it is wet