HGP-22A-F-44-R-X-4BJ-10，HGP-22A-F-44-R-Y-4BJ-10，雙聯齒輪泵浦 HGP-22A-F-44-R-X-4BJ-10，HGP-22A-F-44-R-Y-4BJ-10，图片

p1Src=//y1.yzimgs.com/uploads_old/354930/2013012210360572_old.jpg"