2?1?,??????,?????????????????????????????? ? ??? 2?1???,???????,?????????????????????? ???? ???????????????????? 2???1?????,??????????????????????,?????????????????????? ????? ???? 2?1???,?????,??????????????????? ? ??????????????? 2????1?,?????????????????????????,????????????????????????????? ???? ? 2?????1?,???????,??????? ? ??? 2?1?,?????????????,??????? ? ???????????? ??????:????????????????????? “???????”_????

?? (????)?????????? ????

????:1????????:?????vx

2??????

3?????

4????????

5???95?

2?1?,??????,?????????????????????????????? ? ??? 2?1???,???????,?????????????????????? ???? ???????????????????? 2???1?????,??????????????????????,?????????????????????? ????? ???? 2?1???,?????,??????????????????? ? ??????????????? 2????1?,?????????????????????????,????????????????????????????? ???? ? 2?????1?,???????,??????? ? ??? 2?1?,?????????????,??????? ? ???????????? ??????:?????????????????????