DID(Drug InduCedDiseases)( )。
DID(Drug InduCedDiseases)( )。
相关考题:
_________ she practice her violin yesterday? No, she _________.A、Was, wasn’tB、Did, didn’tC、Was, didn’tD、Did, wasn’t
16、已知Sid商店,Pid商品编号,Cid商品名称,Did经营部,Mgr经营部经理,Scale经营部规模。下列属于3NF的关系模式是_________。A.R(Sid,Pid,Cid,Did,Mgr,Scale)B.R(Sid,Pid,Did)C.R(Sid,Pid,Cid,Did )D.R(Sid,Pid,Did,Scale)
已知Sid商店,Pid商品编号,Cid商品名称,Did经营部,Mgr经营部经理,Scale经营部规模。下列属于3NF的关系模式是_________。A.R(Sid,Pid,Cid,Did,Mgr,Scale)B.R(Sid,Pid,Did)C.R(Sid,Pid,Cid,Did )D.R(Sid,Pid,Did,Scale)