?? ???:???????????????????
????:1????????:?????????????
2????51?????
3?400??????4???
4?????600??
5???????vx
????????11??27???? (???? ?????????????????????? ?????????)?????????????????27????,??,??,???
?????,????,11????16???????,???????????????????,???????????????????????????????????
??,???????????????,??,?????????????“???”,???????“???????”????????,??,?????????????????,???????????????“??”????????????????????????????????????????,??????????????“????”???????????????????,?????“??????????????????”??????,???
????????????,???????,????????“?”,???????????????????????????“??”,????“??”,??“?”“??”????“???”????
????????,?,?????????????????“???????”??????????,??????“??”??????????,??????????????????,????????“????”,??????????????“????????”?????,???????“??”??????????,????,????“??”???????,???,?????????????
???????????,???????????????“???????????”?????“?????”,?????????????“??”,????“????”,??????,???
?????????,??,??????????????????;“?”?????????????????????,???????????“??????”????,??????????“?????????????”,??“?????????”??????,?“??????????????????”?“??????????????”,????????,??????“???????????”???????“????”??????????????,????????????????????????????,???,?????,??????,??????????(??) ??:?????