differential pistonpump 差动活塞泵
free pistonpump 自由活塞泵
diaphragm pistonpump 隔膜活塞泵
in-line pistonpump 单列式柱塞泵
end-packed type pistonpump 端部密封式活塞泵
inside-packed type pistonpump 内封闭式活塞泵
cam plate type axial pistonpump 斜盘式轴向活塞泵
differential pistonpump coupling 差动活塞泵联轴器
end-pair-conked type pistonpump 端部密封式活塞泵
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