GB/T 21219-2023 Chinese PDF (GB/T21219-2023)GB T 21219 2023_Chinese: Magnetic materials Classification (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 21219 2023
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GB/T 21219-2023_Chinese: Magnetic materials - Classification (Chinese: 磁性材料 分类) Note/Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working-hours typically, ASAP English versions: GB/T 21219-2023