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GB/T 2941-2025 Chinese PDF (GB /T2941-2025) GB/T 21551.3-2024 GB/T 25820-2025_Chinese: Steel strapping for

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GB/T 25820-2025_Chinese: Steel strapping for packaging (Chinese: 包装用钢带)

English versions: GB 20071-2025

1-2025_Chinese: Semi-finished spectacle lens blanks - Part 1: Single-vision and multifocal (Chinese: 半成品镜片毛坯 第1部分：单焦和多焦)

25-2024_Chinese: Environmental testing - Part 3: Test guidance - Seismic test methods (Chinese: 环境试验 第3部分：试验导则 地震试验方法)

English versions: GB/T 33796-2025

GB/T 2941-2025 Chinese PDF (GB /T2941-2025) GB/T 21551.3-2024 GB/T 25820-2025_Chinese: Steel strapping forGB T 2941 2025_Chinese: Rubber General procedures for preparing and conditioning test pieces for physical test methods (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 2941 2025

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