数字型王研式透气度试验机 EGO1/EGO2 图片

p1Src=//y2.yzimgs.com/uploads/383607/2023325-14311577.jpg?watermark/2/text/5rex5Zyz5biC5Lqs6YO9546J5bSO55S15a2Q5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/700/fill/I0E3QTlBOA==/gravity/SouthEast"

aa