A.1MPa B.1.6MPa C.2MPa D.2.2MPa
A.1 B.0.2 C.4 D.0.5
A.14 B.16 C.17 D.18
A.水银温度计和酒精温度计B.水银温度计C.酒精温度计
A.1.5m/s-2m/s B.2.5m/s-4m/s C.4.5m/s-5m/s
