LE438电极用于梅特勒多利酸度计PH计图片

p1Src=//y1.yzimgs.com/uploads/522614/202381-91025558.jpg?watermark/2/text/5rex5Zyz5biC5Lq_6ZGr5Luq5Zmo6K6-5aSH5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/650/fill/I0E3QTlBOA==/gravity/SouthEast"