气动薄膜上展式不锈钢304放料阀 JB-70型 上海明精防腐阀门制造有限公司

p1Src=//y2.yzimgs.com/uploads/333813/2020212-19142634.jpg?watermark/2/text/5LiK5rW35piO57K-6Ziy6IWQ6ZiA6Zeo5Yi26YCg5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/700/fill/I0E3QTlBOA==/gravity/SouthEast