【简答题】已知湿蒸汽的干度为0.8,其中干饱和蒸汽的质量为6kg,则饱和液体的质量为( ) kg。 A.1 B.1.5 C.2 D.2.5 A. B. C. D.
【单选题】The forms ______ the students need to fill out can be completed at home.
【简答题】Customers have to fill out forms which (mail) _____ to them.
【单选题】已知湿蒸汽的干度 为 0.8 ,其中干饱和蒸汽的质量为 6kg ,则饱和液体的质量为 kg 。
【单选题】Fill in the forms ,please.