A.N ,D ,C ,D ,DB.C ,D ,C ,D ,DC.C ,D ,C ,C ,DD.L ,D ,C ,D ,D
A.修改數(shù)據(jù)庫表的結(jié)構(gòu)B.打開數(shù)據(jù)庫設(shè)計(jì)器C.刪除數(shù)據(jù)庫D.移動(dòng)數(shù)據(jù)庫
A. B .合同號(hào)B. super2.合同號(hào)C. B→合同號(hào)D. 2→合同號(hào)