查不到任何资料，请修改查询条件再查！ select main.chinesef, COALESCE( unv.chap) as chap,COALESCE( unv.sec) as sec,COALESCE( unv.id) as rid,main.engs,unv.txt,ispar(main.engs,unv.chap,unv.sec),main.id from unv,main where main.engs=COALESCE( unv.engs) and main.chineses='代下' and COALESCE( unv.chap)=17 and COALESCE( unv.sec)=0 order by main.id asc, chap asc, sec asc