IEC 60114:1959 推荐用于热处理的铝镁硅型铝合金母线材料 Recommendation for heat-treated aluminium alloy busbar material of the aluminium-magnesium-silicon type 标准号：IEC 60114:1959 发布日期：1959-01-01
IEC 60114:1959
IEC 60114:1959 推荐用于热处理的铝镁硅型铝合金母线材料 Recommendation for heat-treated aluminium alloy busbar material of the aluminium-magnesium-silicon type 标准号：IEC 60114:1959 发布日期：1959-01-01
IEC 60114:1959