比例减压阀DRE20-30B/50Y DRE20-... 无锡温纳自动化科技有限公司

p1Src=//y3.yzimgs.com/uploads/471705/2022928-111220277.jpg?watermark/2/text/5peg6ZSh5rip57qz6Ieq5Yqo5YyW56eR5oqA5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/700/fill/I0E3QTlBOA==/gravity/Center"

aa