是德科技 N9030A信号分析仪 深圳市测源电子仪器有限公司

p1Src=//y2.yzimgs.com/uploads/387047/20231127-10501071.jpg?watermark/2/text/5rex5Zyz5biC5rWL5rqQ55S15a2Q5Luq5Zmo5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/750/fill/I0E3QTlBOA==/gravity/SouthEast"

aa