biological nitrogen

短语词组

短語

• biological l nitrogen fixation 生物固氮
• biological removal nitrogen 生物脫氮
• biological l nitrogen 生物氮
• biological ammonium nitrogen removal 生物脫氮
• biological fixation nitrogen 生物固氮作用
• biological removal nitrogen and phosphorus 生物脫氮除磷
• biological nitrogen fixation [土壤]生物固氮;生物固氮作用;有生命的物質固氮
• aerobic biological nitrogen removal 好氧生物脫氮
• biological nitrogen removal 生;生物脫氮
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