AHAI1002建筑声学混响时间测量系... 宁波经济技术开发区凯诺仪器有限...

p1Src=//y2.yzimgs.com/uploads/313038/2022422-164342116.jpg?watermark/2/text/5a6B5rOi5Yev6K-65Luq5Zmo5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/700/fill/I0E3QTlBOA==/gravity/SouthEast"

aa