以上来源于: WordNet
Initial stage of 70's, commercial of micro filtration Membrane achieved in America at first, which provide an ideal filter Membrane for precision filtration.
70年代初，美国首先实现微孔滤膜商品化，为精密过滤提供理想的过滤介质。
My Benson vacuum cleaner with its efficient micro filtration system cleans the rugs better than any I have used before, and it keeps the dust and pollen out of the air.
我们的Benson吸尘器带有微型的高效过滤系统，清扫地毯的效果比我用过的任何其他产品都要好得多，确保空气中没有灰尘。
The improved model reflects the blocking phenomenon in the micro-filtration medium perfectly.
改进的模型较好地反映了微孔过滤介质的堵塞现象。
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