GB/T 13893.2-2019
Paints and vaRNishes—Determination of resistance to humidity—Part 2: Condensation(in-cabinet exposure with heated water reservoir) 色漆和清漆 耐湿性的测定 第2部分:冷凝(在带有加热水槽的试验箱内曝露) |
GB/T 25123.2-2018
Electric traction—Rotating electrical machines for rail and road vehicles—Part 2: Electronic convertor-fed alteRNating current motors 电力牵引 轨道机车车辆和公路车辆用旋转电机 第2部分:电子变流器供电的交流电动机 |
GB/T 25123.1-2018
Electric traction—Rotating electrical machines for rail and road vehicles—Part 1: Machines others than electronic convertor-fed alteRNating current motors 电力牵引 轨道机车车辆和公路车辆用旋转电机 第1部分:除电子变流器供电的交流电动机之外的电机 |
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