NAPM IT2.49 : 0现行
PHOTOGRAPHY - INTRA-ORAL DENTAL PHOTOGRAPHIC FILM - SPECIFICATION
出版：National Association of Photographic Manufacturers, Inc.
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基本信息
标准编号： NAPM IT2.49 : 0
标准类别：Standard
出版单位：National Association of Photographic Manufacturers, Inc.
标准页数：0
标准简介
Specifies sensitometric characteristics of the film/process systems and establishes a speed classification system.
等同采用的国际标准
ISO 3665:2011(R2016) - Identical
