Based on the analysis of insulation structure and experience, it is proved that touse AC voltage withstand test being stead of DC voltage withstand test is necessary and possible.
英
美
- 根据绝缘结构分析和实践经验证明尽快执行用交流极间耐压代替直流耐压的新标准的必要性、紧迫性和可行性。