单项选择题

A.15~25mL/200mL或30~50mL/400mL
B.15~20mL/200mL或30~40mL/400mL
C.25~35mL/200mL或50~70mL/400mL
D.25~30mL/200mL或50~60mL/400mL
E.25~35mL/200mL或50~80mL/400mL