????????10???????!??:??

????,??????«?»??????,??2?????????18??20????,«?????????2»??????????1?????????8?????????

2?????18????????????????,???????????,??????????10????“??2”!?????????????????????:“«??????2»????????22????,?,???”

????????,?????????cos(??????)???:???“??”,??“??”,?????????

??????cos??????,???:???cos????????

??????????????????????????,???,???:“????,?????????????,???????????????,???????”

????,??????“??”,?????????????????????«???????????»???;???“????????”,?????«??»????????????????,???????????

??,??????????????,“???“??”?!”“?!”“?????????????,????????”

«?2»???

22??????????

??????:????!?????????!

?????????2?????????18??????,«???????»?,???2??????19???2????????????????????22?,???

??????????(2???????18??),«?????»????,?,??“??????”???????,2????????22?,?????????????????????????8????????????????,«???????????»?????????????????????(????????????)?123.2???

?????,??????????????????,«??»??,?,?????????????:“??,??????,??,???????”

?????????,???????«??»???,???????????«????????????»???,????????“?????????”?????????

“??????????'??«??»'??,????????????”??,???????????,??????

??????????????????????????????,???????????,?:“?,??”??

???????????/?????????:?????????????????

(???)

?????:???????

??

??:???????????,??????????,??????????????