金相试样抛光机 PG-2B 上海铸金分析仪器有限公司

p1Src=//y1.yzimgs.com/uploads/535127/2019523-143739240.jpg?watermark/2/text/5LiK5rW36ZO46YeR5YiG5p6Q5Luq5Zmo5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/700/fill/I0E3QTlBOA==/gravity/SouthEast