A.妊娠期 B.分娩期 C.产娠期 D.以上均是
A.<155g/L B.<145g/L C.<135g/L D.<125g/L
A.0.5ml/min B.1ml/min C.2ml/min D.3ml/min
A.<20x109/L B.<50x109/L C.<70x109/L D.<100x109/L
A.5.0x109/L B.10.0x109/L C.15.0x109/L D.20.0x109/L
