通过悬浮液的过滤试验，提出了一种理论预测滤布的颗粒截留能力的方法。
The relation between them was pointed out, a method was proposed of predicting the trap ability of the filter cloths for particles in theory through the fiher test of the suspension liquid.
硅藻土具有无数的小孔和复孔，其孔隙率为80-90%，这就为截留固体颗粒提供了较大的空间。
With countless holes diatomite and complex hole, its pore rate for 80-90%, this is the intercept solid particles provide larger space.
截留来自清洗药剂中可能存在的颗粒或污染物，防止其进入膜系统。
To hold back the particles or pollutants may exists in the cleaning medicament avoid them from entering into the membrane system.
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