GPC4 MULTIPLE hydraulicgearpump is used as a crane parts.
GPC4多联液压齿轮泵是用于起重机的一种配件。
2
This article presents a new tentative idea for the discharge of the pocketed oil in the hydraulicgearpump.
针对液压齿轮泵困油问题，提出卸荷方法的新设想。
3
Also the manufacturing precision of water hydraulicgearpump, especially gear surface and side flank, is required in order to improve its volume efficiency.