??1???7?????? (???????? ????????????????? ???)??????????????7?????,????????????????????????????1???,?????????,??,??????????????????????????????????????????????????

1???????????????7???9???5?????,?????6.8?????,??????,????

7??,???????????????????????6.8???????????2.2??,?????????,???????????,?????????????????????????????????????????????????????????????????????????????????????????????13?????????????,????????(?) ???????????????:?? “????????”????

?? ????????????????1???????

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

2????????

3???????

4?????vx

5????????

??1???7?????? (???????? ????????????????? ???)??????????????7?????,????????????????????????????1???,?????????,??,??????????????????????????????????????????????????

1???????????????7???9???5?????,?????6.8?????,??????,????

7??,???????????????????????6.8???????????2.2??,?????????,???????????,?????????????????????????????????????????????????????????????????????????????????????????????13?????????????,????????(?) ???????????????:??