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新华社信息武汉专电(记者田建军)一项用来替代晶闸管控制的新型电车IGBT斩波器科技成果,日前在此间通过了由建设部和中国城市公用
Xinhua News Agency, Wuhan Special Report (Reporter Tian Jianjun) A new type of tram IGBT chopper used to replace thyristor control has passed the technical achievements made by the Ministry of Construction and China’s urban public