销售丹尼逊比例节流阀,denison比例节流阀材质图片

p1Src=//y3.yzimgs.com/uploads/325143/2016115-13179138.jpg?watermark/2/text/5LiK5rW35Lm-5ouT6LS45piT5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/300/fill/I0E3QTlBOA==/gravity/SouthEast"

aa