biological fixation
短语词组
- biological nitrogen fixation [土壤]生物固氮;生物固氮作用;有生命的物質固氮
- biological manganese fixation 生物固錳
- biological sand fixation 植物固沙
- biological nitro fixation 生物固氮
- biological nitrogen fixation fertilizers 生物固氮肥
- biological nitrogen fixation characteristic 生物固氮
- method of biological nitrogen fixation 生物固氮方法
- rate of biological nitrogen fixation 生物固氮傚率 返回 biological fixation