单项选择题
A.0.1MPaB.0.2MPaC.1MPaD.2MPa
A.1.2~1.5MPaB.1.84~2.02MPaC.3.5~4.5MPaD.4.5~5.6MPa
A.≥5℃B.10℃C.≥15℃D.≥25℃