?? ???????? ???? ??????????
????:1??????1000??????:?????????
2?????????
3??????
4???????
5???????????
????(????????????):?,??????,?????
8????27???????????10?????????????,?????,????????????????,????????????67.5??????,??????????,????
????????????? ?:????,????,?????????????????????,????????????????
???,???????????????????,????????2298?????,????????????????????????????????????????????????????????????????????,?????????????,?????????????????
?????,???
????????????????? ?:????????,??????????????????,??? ???:???????????????????????