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GB/T 8292-2025 Chinese PDF (GB /T8292-2025) GB/T 22249-2024 21-2025_Chinese: Test method for noise
GB/T 8292-2025 Chinese PDF (GB /T8292-2025) GB/T 22249-2024 21-2025_Chinese: Test method for noise
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Description
21-2025_Chinese: Test method for noise of household and similar electrical appliances - Part 21: Particular requirements for oral hygiene appliances (Chinese: 家用和类似用途电器噪声测试方法 第21部分：口腔卫生器具的特殊要求)
English versions: GB/T 45266-2025
English versions: GBZ45261-2025
English versions: GB/T 45374-2025
English versions: GB/T 30844
GB/T 8292-2025 Chinese PDF (GB /T8292-2025) GB/T 22249-2024 21-2025_Chinese: Test method for noiseGB T 8292 2025_Chinese: Natural rubber latex concentrate Determination of volatile fatty acid number (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 8292 2025
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