Specific have " 3 at the same time " executive circumstance ; combinative technical reformation , begin use integratedly , the circumstance that prevention and cure pollutes ; contaminative content arranges a condition ; purify processing and establishment of other environmental protection to run a condition ; circumstance of the equipment that monitor reachs the record that monitor ; contamination accident circumstance reachs concerned record ; deadline administers a case , what still environmental protection branch thinks that he must be offerred is other affection condition and data 具体有“三同时”执行情况；结合技术改造、开展综合利用、防治污染的情况；污染物排放情况；净化处理和其他环境保护设施运行情况；监测设备情况及监测记录；污染事故情况及有关记载；限期治理情况，还有环保部门认为必须提供的其他情况和资料。
After we build a dw , first , we take needful data from data fountain to data preparing field where we purge these data , then , we load them to dw . last , we issue these data on the data mart / knowledge mining base or dw to query or knowledge mining according to customer ' s requirement 数据仓库在创建以后，首先要从数据源中抽取所需要的数据到数据准备区，在数据准备区中经过数据的净化处理，再加载到数据仓库数据库中，最后根据用户的需求将数据发布到数据集市知识挖掘库或数据仓库进行决策查询分析或知识挖掘。
