泵的吸入口顺着轴线方向，出口与轴线平行。
The inlet is arranged along the axial direction, outlet is parallel with the axis.
从过滤的角度来说，泵的吸入口是安放过滤介质的理想位置。
From a filtration perspective, the pump intake is an ideal location for filtering media.
当计算之Hg为负值时，说明泵的吸入口位置应在贮槽液面之下。
When the calculation Hg was negative, that the pump should be in the position I inhaled storage tanks under the surface.
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