是德科技 KEYSIGHT 33622A 函数波形发生器 深圳仪信电子科技有限公司

p1Src=//y2.yzimgs.com/uploads/409857/2021121-171749732.jpg?watermark/2/text/5rex5Zyz5Luq5L-h55S15a2Q56eR5oqA5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/700/fill/I0E3QTlBOA==/gravity/SouthEast