... biological filtration 生物过滤法 biological nitrogen 生物氮 biological sewage treatment works 生物污水处理厂 ...
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biological nitrogen fixation [土壤] 生物固氮 ; 生物固氮作用 ; 有生命的物质固氮
biological nitrogen removal process 生物脱氮工艺
biological nitrogen removal 生 ; 生物脱氮
biological nitrogen fertilizer 生物氮肥
biological nitrogen fixing 生物固氮
biological nitrogen remova 生物脱氮
biological nitrogen-removal 生物脱氮技术
Aerobic Biological Nitrogen 好氧生物脱氮
Nodule bacteria are very good at biological nitrogen fixation.
根瘤菌是生物固氮的能手。
Nitrogen fixed by legume root nodules accounts for 40% of total biological nitrogen fixation.
豆科植物的根瘤固氮占生物固氮总量的40%。
The step feed biological nitrogen removal process(SFBNP) has distinct advantages in nitrogen removal.
分段进水生物脱氮工艺在脱氮方面具有较强的优势。
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