刚体滑触线集电器 上海徐吉电气有限公司

p1Src=//y3.yzimgs.com/uploads_old/399897/2015091320092271_old.png&p2Src=//y3.yzimgs.com/uploads_old/399897/2015091320092277_old.png&p3Src=//y3.yzimgs.com/uploads_old/399897/2015091320092281_old.png