QSC2002单向节流阀 QSC2002 上海杰和物资有限公司

p1Src=//y1.yzimgs.com/uploads/322828/201666-1405613.jpg?watermark/2/text/5LiK5rW35p2w5ZKM54mp6LWE5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/300/fill/I0E3QTlBOA==/gravity/SouthEast