60HZ 400HZ 800HZ 1KHZ专用交流... 深圳市欧凯特检测设备有限公司

p1Src=//y3.yzimgs.com/uploads/337796/20201010-195487.jpg?imageView2/2/w/200/h/200&p2Src=//y1.yzimgs.com/uploads/337796/202362-182212682.png?watermark/2/text/5rex5Zyz5biC5qyn5Yev54m555S15a2Q5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/700/fill/I0E3QTlBOA==/gravity/SouthEast&p3Src=//y2.yzimgs.com/uploads/337796/202362-172055276.jpg?watermark/2/text/5rex5Zyz5biC5qyn5Yev54m555S15a2Q5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/700/fill/I0E3QTlBOA==/gravity/SouthEast"

aa