优利德UT257A 超大口径钳形漏电电流表 UT257A 重庆奇威科技有限公司

p1Src=//y1.yzimgs.com/uploads/304506/2016426-103056350.jpg?watermark/2/text/6YeN5bqG5aWH5aiB56eR5oqA5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/300/fill/I0E3QTlBOA==/gravity/SouthEast