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      总的来说，以便降低室内空气污染对加工过程的危害，必须根据清理技术性改进或处理室内空气污染难题。的确，在一般的装配车间中彻底不太可能操纵全部微自然环境中飘浮颗粒物的浓度值，以保持该过程所需的清理。只能洁净室的基本建设，封闭式构造的应用，有效的自然通风和有效的压力差能够在微自然环境中超过需要的气体洁净度等级并考虑生产制造规定。