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一九八一年十一月文化部在无锡召开的电影技术国家标准审定会上通过的五项电影技术国家标准,于一九八二年三月九日经国家标准总局以国标发[1982]079号文件批准为国家标准。其编号和名称为:GB2923—82“黑白照相与电影摄影用负片的感光度计量及其表示方法”;刊载在《电影技术》杂志1982年第五期。GB 2924—82“彩色摄影用负片的感光度计量及其表示方法”,刊载在《电影技术》杂志1983年第一期。
In November 1981, the five national standards of film technology passed by the Ministry of Culture at the validation meeting of the national standard for film technology held in Wuxi on March 9, 1982, were approved by the State Administration of Standards [1982] 079 document approved as a national standard. Its number and name are: GB2923-82 “black and white photography and film negatives photographic measurement and its representation”; published in the “film technology” magazine in 1982 fifth issue. GB 2924-82 “Color Photography Negative film sensitivity measurement and its representation”, published in the “film technology” magazine 1983 first issue.