JIS B 0090-1-2007 Preparation of drawings for optical elements and systems -- Part 1 General《光学元件和系统的制图准备 第1部分 总则》.pdf

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JIS X6302-9-2018 Identification cards -- Recording technique -- Part 9 Tactile identifier mark《识别卡 记录技术 第9部分 触式鉴别器标志》.pdf

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