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GB/T 2820.9-2024 Chinese PDF (GB/T2820.9-2024) GB/T 44985.3-2024 GB/T 45271-2025_Chinese: Man-made fiber -
GB/T 2820.9-2024 Chinese PDF (GB/T2820.9-2024) GB/T 44985.3-2024 GB/T 45271-2025_Chinese: Man-made fiber -
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Description
GB/T 45271-2025_Chinese: Man-made fiber - Determination of catechins content - High performance liquid chromatography (Chinese: 化学纤维 儿茶素含量的测定 高效液相色谱法)
GB/T 16477
GB/T 28199-2025_Chinese: Oil-filled radiator (Chinese: 电热油汀)
GB/T 17215
English versions: GB/T 35205
GB/T 2820.9-2024 Chinese PDF (GB/T2820.9-2024) GB/T 44985.3-2024 GB/T 45271-2025_Chinese: Man-made fiber -GB T 2820. 9 2024_Chinese: Reciprocating internal combustion engine driven alternating current generating sets Part 9: Measurement and evaluation of mechanical vibrations (Chinese: 9) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 2820. 9 2024
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