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ISO 5417 1986 Refractory bricks for use in rotary kilns — Dimensions.pdf
ISO 18844 2017 Photography — Digital cameras — Image flare measurement.pdf
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ISO 18066 2015 Textiles — Manmade filament yarns — Determination of shrinkage in boiling water.pdf
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GB-T 14258-2003 信息技术 自动识别与数据采集技术 条码符号印制质量的检验.pdf
GB-T 777-2008 工业自动化仪表用模拟气动信号.pdf
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