口环间隙对离心油泵性能影响与被输送液体粘度有关。
The effect of the clearance on the performance is concerned with the viscosity of handling liquid.
同样，口环的密封表面也会被固体颗粒挤压、刮削出沟槽。
Similarly, Sandy Bay sealed the surface of the solid particles will be squeezed, scrape out the groove.
叶轮转动一周，会在转到某一角度时，局部出现口环径向间隙的最大间隙或最小间隙。
Rotating impeller week, will go to a certain point of view, the local emergence of Sandy Bay's largest radial clearance or minimum clearance space.
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