?? ????????????? ??????2100???
????:1?40???????????:????????????
2???????????
3????????
4???????
5?????????
??,10?1???,???2100???,?????12737???????,?????1476??
9???30???1728.3??????????,???141.6???,????343.7????????,?251.7??
(?????? ? ???)
????:???????