Therefore, the primary pollution control objective must be point source pollution and diffuse source of domestic wastewater in rural areas.
因此水污染控制必须以点源污染和农村生活面源污染为双重控制目标。
Therefore, the primary pollution control objective must be point source pollution and diffuse source of domestic wastewater in rural areas.
因此水污染控制必须以点源污染和农村生活面源污染为双重控制目标。
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