Filter medium is a fundamental part for filtration which is easily clogged in filtration process resulting in increase of medium resistance and poor performance of the filtration process.
过滤介质是过滤作业的基本部件，由于在过程中不断地被堵塞，介质阻力不断增加，过滤性能逐渐下降，以致于不能再继续使用。
Trough the test, some filtration curves under the different technological conditions are obtained; and the resistance of filter cakes and filter medium are calculated.
通过试验，获取了不同工艺条件下的过滤曲线，并求得了滤饼比阻和工作介质阻力。
The curves of the relation between efficient value of fibre filter medium, resistance and other variables have been plotted based on the air filtration theories and theoretical calculations.
本文还依据空气过滤理论，进行了大量的理论计算，绘制了关于纤维型滤料的效率、阻力和各有关因素之间的关系的曲线。
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