PG type fine microporous filter was used.
过滤采用PG型精密微孔过滤机。
A new strategy for designing the rotating annular microporous filter was proposed.
最后提出了内膜管旋转管式膜器优化设计的新思想。
Because the chemical properties of polymer microporous filter tubes are excellent, the chemical regeneration is easy.
高分子微孔过滤管由于化学性能特别优越，化学再生很方便。
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