单项选择题

A.0.3~0.5Mpa/0.05~0.1Mpa
B.0.3~0.5Mpa/0.01~0.05Mpa
C.0.5~1.0Mpa/0.05~0.1Mpa
D.0.3~1.0Mpa/0.01~0.05MPa