JB/T 13785.3-2020
Earth-moving machinery - Scrapers - Part 3: Reliability test methods 土方机械 铲运机 第3部分:可靠性试验方法 |
JB/T 13748-2020
6 kV ~ 66 kV oil-immersed shunt reactor technical parameters and requirements 6 kV~66 kV油浸式并联电抗器技术参数和要求 |
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