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GB/T 39690.1-2020
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 Inquiry Price |
Chinese version is $1 per 1 pages, English translation fee is about $15~$30 per 1 page; translation time is depend on the page amount, usually 5~10 pages one day, Delivery method is send PDF file to email. |
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- Since 2001 - |
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+86-755-25831330
