China Oil well cement GB Standards Search Result |
1. Ready translated GB standards
and Chinese version GB Standards, you can purchase directly
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2. Other English version GB Standards are not ready translated, only after get your order, then we translate them, time usually need 3-5 days . |
GB/T 10238-2015 Oil well cement 油井水泥 - 中英文版 |
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GB 10238-2005 Oil well cement 油井水泥 - 中英文版 |
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