???????12???????????20? (?????????? ?????????)??????????????????20?,?????,??????????,???????“?????”,?????????????????????

12???20?????????,???????????????????????????? ???? ??

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

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

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

“????,??????????”??????????????????,??,??“??”“??”“???????????”????8???????????????????????,????????????????????????????????????????????????????

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

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

??:????????????????????? ??“??????????”????

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

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

2???qt??????????

3????????????

4??????

5???????

???????12???????????20? (?????????? ?????????)??????????????????20?,?????,??????????,???????“?????”,?????????????????????

12???20?????????,???????????????????????????? ???? ??

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

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

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

“????,??????????”??????????????????,??,??“??”“??”“???????????”????8???????????????????????,????????????????????????????????????????????????????

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

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

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