直径300的矿车轮对，1.5吨轮对图片

p1Src=//y1.yzimgs.com/uploads/535641/2019925-93427270.jpg?watermark/2/text/5rWO5a6B6aqE6Ziz5bel55-_6K6-5aSH5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/700/fill/I0E3QTlBOA==/gravity/SouthEast"