底取样器/底阀式取样器/液体石油产品底图片

p1Src=//y1.yzimgs.com/uploads_old/345003/2011082308513651_old.jpg&p2Src=//y1.yzimgs.com/uploads_old/345003/2011082308513651_old_1.jpg&p3Src=//y1.yzimgs.com/uploads_old/345003/2011082308513651_old_2.jpg"

j9老哥俱乐部