GB/T 18028-2010
Mathematical,physical and chemical symbols of Chinese Braille
GB/T 14839-1993
Technical symbols for geochemical exploration
GB/T 44224-2024
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QB/T 4201-2011
Leather chemical-Determination of formaldehyde in resins
GB/T 18028-2000
Mathematical, physical and chemical symbols of Chinese braille
20242493-T-334
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20240545-T-609
Analysis methods of chemical composition of resin-based artificial stone
T/CIESC 55-2023
T/ZJSES 001-2023
ASTM C395-24
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IEC 62902:2019
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KS A 0102-1987(2001)
QUANTITY SYMBOLS,UNIT SYMBOLS AND CHEMICAL SYMBOLS
JIS K 7012:2013
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\u0413\u041e\u0421\u0422 \u0420 56818-2015
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EN ISO 10628-2:2012
ISO 10628-2:2012
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ASTM D4456-17
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T/HNNMIA 63-2023
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