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

????:???????:??????app??

??2??????????????????5???????(????????????????????????????)5???????????,???????????????????

5????,???????? ?????? ?????????????

??,??,????????“?”,??“?????”??????????,???????????“??”?,???,???“1+N”?????,????“???????”??,??????“????????”,???????,??????????????????????????????????

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

????1990???????????????????????????,??,??,??????????????,??????????????,“?????????,???????????”

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

?????,???????????????????,?????????????????????????????????????20??“????????”????,??????????????,????????230??;??????14?????,??????????????;??????16???,???????10?10?????,6???????????,?????????(???)

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