A.SUM訂購(gòu)數(shù)量)B.SUM([訂購(gòu)數(shù)量])C.SUM=(訂購(gòu)數(shù)量)D.=SUM([訂購(gòu)數(shù)量])
A.系統(tǒng)窗體B.功能窗體C.導(dǎo)航窗體D.集成窗體
A.報(bào)表視圖B.設(shè)計(jì)視圖C.布局視圖D.數(shù)據(jù)表視圖