查不到任何资料,请修改查询条件再查! select main.chinesef, COALESCE( nstrunv.chap) as chap,COALESCE( nstrunv.sec) as sec,COALESCE( nstrunv.id) as id,main.engs,nstrunv.txt,ispar(main.engs,nstrunv.chap,nstrunv.sec),main.id from nstrunv,main where main.engs=COALESCE( nstrunv.engs) and main.chineses='���' and COALESCE( nstrunv.chap)=81 and (COALESCE( nstrunv.sec)>=6 and COALESCE( nstrunv.sec)<=7) order by nstrunv.id