A.2~3周 B.3~4周 C.2~4周 D.2~5周 E.3~5周
A.3.8mmol/L B.4.0mmol/L C.5.0mmol/L D.2.8mmol/L E.2.0mmol/L
A.5%-7% B.5%~10% C.10%~15% D.1%~7% E.5%~15%