单项选择题
A.0.8kg B.1.5kg C.3.0kg D.1.25kg
A.50℃ B.110℃ C.105℃ D.170-180℃
A.453.2g,452.9g B.425.9g,425.5g C.430.8g,430.1g D.442.3g,442.4g