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

2???????????

3????????

4?????????

5??????????

??11??23? (?? ????????????????)?????23????????????,????????,24????25????????????????,????????????????????????,?????????,?,?,25??25??????????????????????,??????????????

??,??????,25??27????,???????3?4??,??????6????????????25????????27???,????26???27?????????3?,27?????-5??

?????????????,?????,??????????,???????????????,??;?????????,????????,?????????????????,??????,???????????????,???????,?????????????,????????????,??,??????????????,??????,??????????,?????????????;??????????,????(???) ???:?????