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GB/T 21220-2024 Chinese PDF (GB/T21220-2024) GB/T 45120-2024 GB/T 22452-2025_Chinese: General specification of
GB/T 21220-2024 Chinese PDF (GB/T21220-2024) GB/T 45120-2024 GB/T 22452-2025_Chinese: General specification of
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Description
GB/T 22452-2025_Chinese: General specification of non-linear optical borate crystal devices (Chinese: 硼酸盐非线性光学单晶元件通用规范)
English versions: GB/T 22211-2025
GB/T 21270-2025_Chinese: General quality for food filling (Chinese: 食品馅料质量通则)
English versions: GB/T 45110
GB/T 21220-2024 Chinese PDF (GB/T21220-2024) GB/T 45120-2024 GB/T 22452-2025_Chinese: General specification ofGB T 21220 2024_Chinese: Soft magnetic metallic materials (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 21220 2024
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