刚体集电器-III-1 上海徐吉电气有限公司

p1Src=//y3.yzimgs.com/uploads_old/399897/2015091319483726_old.png&p2Src=//y3.yzimgs.com/uploads_old/399897/2015091319483751_old.png&p3Src=//y3.yzimgs.com/uploads_old/399897/2015091319483762_old.png