A.<0.5g/d B.<1g/d C.<1.5g/d D.<2g/d E.<2.5g/d
A.300ml B.500ml C.800ml D.1000ml E.1200ml
A.0.4g/(kg•d) B.0.6g/(kg•d) C.0.8g/(kg•d) D.1.0g/(kg•d) E.1.2g/(kg•d)