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aeration technology
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aeration technology
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工学
退化湖泊水库生态修复
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aeration technology
曝气复氧
根据受到污染的河流污染后缺氧的特点,通过机械人工向水体中充入空气或氧气,弥补天然曝气的不足,加速水体复氧过程,以提高水体的溶解氧水平,恢复和增强水体中好氧微生物的活力,使水体中的污染物得以净化,从而改善河流水质的技术。
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Mount Huangshan World Culture and Natural Heritage
mountian carps
mounting
Mounting and Restoration of Traditional Paintings and Calligraphies
mounting and restoring technology of traditional paintings and clligraphies
mounting/dismounting of props in front of the audience
mounting error
mounting for grating
mounting instrument
mounting of telescope
mounting press
mounting system
mounting technique
Mount Isa
Mount Isa polymetallic deposit
Mount Jewelry rose
Mount Jianglang Scenic and Historic Area
Mount Jigong Scenic and Historic Area
Mount Jinfo Scenic and Historic Area
Mount Jinggang Scenic and Historic Area
Mount Jiugong Scenic and Historic Area
Mount Jiuhua
Mount Jiuhua Scenic and Historic Area
Mount Jiuyi-Shundi Tomb Scenic and Historic Area
Mount John University Observatory
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