A.7200m3(/h B.8640m3/h C.6900m3/h D.7250m3/h
A.堆肥產(chǎn)品中含有硝酸鹽和很少的氨氮 B.雪里蕻種子發(fā)芽指數(shù)>50% C.耗氧速率為0.21L/min D.耗氧速率趨于0
A.444m3 B.488m3 C.542m3 D.590m3