介电常数及介质损耗试验仪 HCJD—QS37a
北京华测试验仪器有限公司
p1Src=//y1.yzimgs.com/uploads/523197/2021528-1437158.jpg?watermark/2/text/5YyX5Lqs5Y2O5rWL6K-V6aqM5Luq5Zmo5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/700/fill/I0E3QTlBOA==/gravity/SouthEast