ZH435四探针电阻率测试仪-红宝石探针头 B(间距：1.59mm) 图片

p1Src=//y1.yzimgs.com/uploads/508154/2016718-14719341.jpg?watermark/2/text/5YyX5Lqs5Lit5oWn5aSp6K-a56eR5oqA5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/500/fill/I0E3QTlBOA==/gravity/SouthEast"

aa