泵和閥門專用密封圈 包覆O型圈 成都森發橡塑有限公司

p1Src=//y3.yzimgs.com/uploads_old/305161/2013121717061263_old.jpg&p2Src=//y3.yzimgs.com/uploads_old/305161/2013121717061263_old_1.jpg&p3Src=//y3.yzimgs.com/uploads_old/305161/2013121717061263_old_2.jpg"