GB/T 4214.21-2025 Chinese PDF (GB /T4214.21-2025) GB/T 28583-2025 GB/T 15972
$30.00
Description
GB/T 15972
GB/T 40032
GB/T 30843
English versions: GB/T 3260
GB/T 4214.21-2025 Chinese PDF (GB /T4214.21-2025) GB/T 28583-2025 GB/T 15972GB T 4214. 21 2025_Chinese: Test method for noise of household and similar electrical appliances Part 21: Particular requirements for oral hygiene appliances (Chinese: 21) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 4214. 21 2025
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