【国外标准】 Dimensional features of magnetic sound recording on perforated film
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暂无
标准号:
BS 2981:1975
标准名称:
Dimensional features of magnetic sound recording on perforated film
英文名称:
Dimensional features of magnetic sound recording on perforated film标准状态:
被代替-
发布日期:
1975-01-01 -
实施日期:
出版语种:
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