??????????? ??????????

????:??????:????qt????

11??????22??????????????,??????,?????20?????????,??????,??????

?????????,??????????????,?“???”????????????????,????????“????”???????????????;???????,??????????????????,???????????????????????????????????????,?????????????

????????????????,?????????“??”,??,???“??”“???????”???????????“???????????”????????60?????,???????«??????????»«???????»«????????»???????

??,??,?????????,????????,???????(???????? ???)

???????????:??????