Triple oxidation ditch was used to treat anaerobically digested effluent of piggery wastewater.
就三沟式氧化沟工艺对猪场粪水厌氧出水进行了研究.
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The research on piggery environmental management and conservation need to be strengthened.
对猪场环境管理及环境保护的研究工作还需加强.
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高耸异型烟囱横风向气动参数CFD模拟基于CFX的猪舍纵向与横向通风流场模拟
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