无接缝滑触线
上海徐吉电气有限公司
p1Src=//y1.yzimgs.com/uploads_old/399897/2015091418443822_old.png&p2Src=//y1.yzimgs.com/uploads_old/399897/2015091418443837_old.png&p3Src=//y1.yzimgs.com/uploads_old/399897/2015091418443909_old.png