?? ?????????????? 820???????
????:1??????????:??????
2?????????
3????????
4?24????????
5?????92?95?????
???????????????????8??13?????????????????????? (??)13???????,?????,13??12??????????40??,???????,?820???
13????12?????????40???????,??,????10?,???????????????????????????2.5??
?????,???????????????,?????,??????????????????????????2???????112???820??????(??????????????)???????????????????????????????????????,??????,????????????7000???????????
??????????,????????????????????????????,???????????8??????,??
??????????????,????,??????????????,???????????????????????600??,??100??????,???????????20?????(??) ??:???????