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

2?????

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

4???????

5??????????????

???????8???????6??? (???????? ?????)???????6???«?»?,????????,“????????”???5???,?????????????1/3,??????????????????????10?,??????“????????”?

???,???????,????????????,??????????????????????????,??2?????????,31???????????11??,????????????????????????????????

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

?????????,??????????????,????26.7???28.8??????30.5??,????????????????????????(??) ???????:?????????