China 《中小学校教室采光和照明卫生标准》国家标 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 7793-2010/XG1-2018 《中小学校教室采光和照明卫生标准》国家标准第1号修改单 《中小学校教室采光和照明卫生标准》国家标准第1号修改单 - 英文版 |
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