???????????2????????21?? (???????? ???? ?)??????????????????????????(????)21?????????????,?11?????????,????63??????

?????????????????,????15????,??2???????????????61.1???????,?????????????????????

2????????????21??????????,???????????? ?????? ?

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

?“??”???????????“???????????????????????”,??????????????????????????,?????????????????36??????????????(???)????,?24??????

2?21???????,????????????????????????????? ??????? ??????????????????????

????????????????????????20????????????????,???????????????????,??6000?????????????,???8?,???,??????

???,?????,?????,?????????????????????????????63???????????????????,4?????,??,??31??????,??????????(????)

??:?????????? “????????????”????

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

????:1?????????????:???????

2?????v

3?????

4???????????

5?????

???????????2????????21?? (???????? ???? ?)??????????????????????????(????)21?????????????,?11?????????,????63??????

?????????????????,????15????,??2???????????????61.1???????,?????????????????????

2????????????21??????????,???????????? ?????? ?

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

?“??”???????????“???????????????????????”,??????????????????????????,?????????????????36??????????????(???)????,?24??????

2?21???????,????????????????????????????? ??????? ??????????????????????

????????????????????????20????????????????,???????????????????,??6000?????????????,???8?,???,??????

???,?????,?????,?????????????????????????????63???????????????????,4?????,??,??31??????,??????????(????)

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