prefiltration

1.Activated Carbon Filter Mesh Purpose: prefiltration in the air conditioning program to eliminate mephitis.

用途：空调系统预过滤，祛除有害有味气体。

2.73. Active carbon adsorption, prefiltration, membrane filtration are applied in this trial.

试验采用炭吸附、过滤、过滤工艺路线。