??????11??????25? (?? ???)????25?????????,?????,????????????????,???????????,???3??????

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

??,????????????;?????????????????????????????????????????

????????????????????????????????????????????????,?,??????????1424?????????,????????????22.43????????????????????????????(???) ??:??????? “????????”_????

?? ??????????????????

????:1?????????:?????

2?????vx

3????????

4???????

5???????

??????11??????25? (?? ???)????25?????????,?????,????????????????,???????????,???3??????

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

??,????????????;?????????????????????????????????????????

????????????????????????????????????????????????,?,??????????1424?????????,????????????22.43????????????????????????????(???) ??:???????