采用齿轮油泵组，供油稳定、澡音低。
It adopts gear oil pump set, oil supply stable and has low noise.
并对合金铸铁机油泵驱动齿轮和粉末冶金机油泵驱动齿轮加以比较。
Then the powder metallurgy gear is compared with gear made of alloy cast iron.
油泵主动齿轮油封损坏，空气进入液压系统；
The oil pump drive gear oil seal is damaged, the air into the hydraulic system;
本系列齿轮泵主要有齿轮、轴、泵体、安全阀、轴端密封所组成，齿轮油泵巩义市电话： 。
This series of gear pumps are gear, shaft, pump, safety valve, shaft seal formed.
本系列齿轮泵主要有齿轮、轴、泵体、安全阀、轴端密封所组成，齿轮油泵巩义市电话： 。
This series of gear pumps are gear, shaft, pump, safety valve, shaft seal formed.
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