ETCR2000G型钳型接地电阻测试仪 上海徐吉电气有限公司

p1Src=//y2.yzimgs.com/uploads_old/418558/2014032910505752_old.jpg&p2Src=//y2.yzimgs.com/uploads_old/418558/2014032910505752_old_1.jpg&p3Src=//y2.yzimgs.com/uploads_old/418558/2014032910505752_old_2.jpg"

aa