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Complicated mephitic waste gas purification method, involves filtering and purifying waste gas through packing tower, where stuff of packing tower is mixture of tree bark, barnyard manure compost and volcanic. 专利
申请日期: 2008-01-01, 公开日期: 2008-03-12
作者:  ZHANG C QUAN X DU L GENG C WU D HAO
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