营业费用属于期间费用,因而不分配计入各产品成本中,而是直接计入当期损益。
参考答案:对
抽真空试验的方法是()。
A、氮气充压
B、空气充压
C、蒸汽充压
D、开工泵抽真空
—Philip is the first place winner in the writing competition.
—_________ pleasant surprise this gave his teacher!
A.What
B.What a
C.How
D.How a