biological nitrogen
短语词组
- 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 返回 biological nitrogen