------解决方案--------------------
select *,'Eng' from tb where patindex('%[a-z]%',col)>0 and (patindex('%[吖-坐]%',col)=0) union all select *,'CN' from tb where patindex('%[吖-坐]%',col)>0 and patindex('%[a-z]%',col)=0 union all select *,'Eng&CN' from tb where (patindex('%[吖-坐]%',col)>0) and patindex('%[a-z]%',col)>0