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[GB/T 3047.4-1986] 高速进制为44.45mm的插箱、插件的基本尺寸系列[已作废]
发布时间：1986-04-04
实施时间：1987-01-01
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[GB/T 3047.6-1986] 电子设备台式机箱基本尺寸系列[已作废]
发布时间：1986-04-04
实施时间：1987-01-01
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[SJ 1500-1979] 电子设备用低压直流稳压电源系列[已废止]
发布时间：1979-10-01
实施时间：1979-10-01
本标准规定了电子设备用48V以下的低压直流稳压电流系列。
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