?? ??????:???,?????????????????
????:1?????????:??????????
2?????sn??
3???????
4????????
5????????????
???????12??27?,????????????????,?????????,??“?????????????”,??“?????????”?
??????
???????????:????????????
??:?????
????????????????
??????????:??,16???????????,5????,5?????????,???????
???????????:??????,16???????????????????,5???,5???????????????,?????
????:??????????????????,16???,???????????????????,???;?????,16????????????,???????????????????????????,???????????????,???????????,???????
????????????????????????????
?????????????
?:???????????,???????“??”,????????????????,????,????“??????”,???????,?????????????????,1??????????
??:?????,???????????“????--????????”,?“?????”,???????????????????????,??????????????
????:???????,??????,??????????????
?????? | ???? ???????????????????
???????????:?????