组合使用关键词、标准类型、状态与 ICS 分类，快速定位所需国家标准。
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GB/T 4706.68-2024
Safety of household and similar electrical appliances—Part 68: Particular requirements for drives for vertically moving garage doors for residential use
GB 4706.68-2008
Safety of household and similar electrical appliances - Particular requirements for drives for vertically moving garage doors for residential use
GB 4706.68-2003
Safety of household and similar electrical appliances--Particular requirements for drives for verti-cally moving garage doors for residential use
GB/T 17785-1999
Standard guide for radon control options for the design and construction of new low rise residential buildings