通过对双流县水环境质量现状调查，发现双流县点源分布较为集中。
Through investigation on the water environmental quality current situation of Shuangliu County, it has been found that point sources in Shuangliu County distribute comparatively centralized.
通过对双流县水环境质量现状调查，发现双流县点源分布较为集中。
Through investigation on the water environmental quality current situation of Shuangliu County, it has been found that point sources in Shuangliu County distribute comparatively centralized.
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