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 GB 200-2003  
Moderate heat Portland cement--Low heat Portland cement--Low heat Portland slag cement

中热硅酸盐水泥 低热硅酸盐水泥 低热矿渣硅酸盐水泥
 GB 1094.3-2003  
Power transforMers--Part 3: Insulation levels,dielectric tests and external clearances in air

电力变压器 第3部分: 绝缘水平、绝缘试验和外绝缘空气间隙

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