The DO distribution and wastewater treatment effect were compared in traditional wetland and three-segment subsurface flow wetland supplying oxygen by natural or slight-aeration in contact gutters.
比较了传统水平流湿地、三段式自然富氧潜流湿地及三段式微曝气潜流湿地的DO分布及对生活污水的处理效果。
Hornfels, skarnization, troilite and gold mineralization were formed in their contact segment.
接触部位形成角岩、矽卡岩化，并发生磁铁矿、硫铁矿及金矿化。
Hornfels, skarnization, troilite and gold mineralization were formed in their contact segment.
接触部位形成角岩、矽卡岩化，并发生磁铁矿、硫铁矿及金矿化。
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