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GB/T 39141.4-2024 Chinese PDF (GB /T39141.4-2024) GB/T 32825-2024 GB/T 2684-2025_Chinese: Test methods for
GB/T 39141.4-2024 Chinese PDF (GB /T39141.4-2024) GB/T 32825-2024 GB/T 2684-2025_Chinese: Test methods for
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Description
GB/T 2684-2025_Chinese: Test methods for foundry sands and molding mixtures (Chinese: 铸造用砂及混合料试验方法)
English versions: GB/T 44883-2024
40-2025_Chinese: Requirements of the greenhouse gas emissions accounting and reporting - Part 40: Building waterproof materials enterprises (Chinese: 温室气体排放核算与报告要求 第40部分：建筑防水材料生产企业)
English versions: GB/T 17215
GB/T 39141.4-2024 Chinese PDF (GB /T39141.4-2024) GB/T 32825-2024 GB/T 2684-2025_Chinese: Test methods forGB T 39141. 4 2024_Chinese: Mineral and sapphire watch glasses Part 4: Anti reflective treatment (Chinese: 4) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 39141. 4 2024
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