GB/T 17031.1-1997 standard english translation version order |
1. GB/T 17031.1-1997 Standard Chinese version , you can purchase
directly online; After receive your payment, we will send the GB
Standards PDF file to your Email within 24 Hr. 2. GB/T 17031.1-1997 Standard English version is not ready-made,need after get your order, then we translate them, time usually need 3-5 days. Detail refere: "How to purchase the English version China GB Standards?" |
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