防爆型钳形接地电阻测试仪 ETCR2000B+ 图片

p1Src=//y3.yzimgs.com/uploads/175591/20161027-154128428.jpg?watermark/2/text/5oiQ6YO956aP5YWL5Luq5Zmo5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/700/fill/I0E3QTlBOA==/gravity/SouthEast"

aa