China Request for cleaning GB Standards Search Result |
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1. Ready translated GB standards ![]() 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 . |
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GB/T 25030-2010 Request for cleaning and maintenance of buildings external wall 建筑物清洗维护质量要求 - 英文版 |
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