There are variety conflicts, for instance, severity waste of land resource, low ratio of land utility, drop behind of land information management and so on.
面临着土地资源浪费严重、土地利用率低、土地信息管理落后等种种矛盾。
The utility model can reduce the processing quality of the wastewater and raises the availability ratio of the water resource.
本实用新型可以大大降低废水处理量，提高水源利用率。
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