钳形接地电阻仪ETCR2100A+ ETCR2100A+ 广州市伊测电子仪器有限公司

p1Src=//y2.yzimgs.com/uploads_old/328516/2010052516452901_Old.jpg&p2Src=//y2.yzimgs.com/uploads_old/328516/2010052516452901_Old_1.jpg