链式悬吊总成，硬性悬吊总成，集电器总成，受电铜滑轮，铜馈电线夹上海天皋图片

p1Src=//y3.yzimgs.com/uploads/475239/2016921-94341980.jpg?watermark/2/text/5LiK5rW35aSp55qL55S15rCU5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/300/fill/I0E3QTlBOA==/gravity/SouthEast&p2Src=//y2.yzimgs.com/uploads/475239/2016921-94345731.jpg?watermark/2/text/5LiK5rW35aSp55qL55S15rCU5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/300/fill/I0E3QTlBOA==/gravity/SouthEast&p3Src=//y3.yzimgs.com/uploads/475239/2016921-94348939.jpg?watermark/2/text/5LiK5rW35aSp55qL55S15rCU5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/300/fill/I0E3QTlBOA==/gravity/SouthEast"