【判断题】
A、0.3~0.4Mpa;0.5~0.7MPa B、0.3~0.4Mpa;0.3~0.4MPa C、0.5~0.7Mpa;0.5~0.7MPa D、0.5~0.7Mpa;0.3~0.4MPa
A、0.3~0.4Mpa;0.5~0.7MPa B、0.3~0.4Mpa;0.3~0.4MPa C、0.5~0.7Mpa;0.5~0.7MPa D、0.5~0.7Mpa;0.3~0.4MPa