?? ???????????????? ????
????:1??????:???????
2???????
3????150?????
4???????
5????????
???????????12???????????3? ???????????????,??????????????????????3?????????,??????????????
?????6?????????????45????,???????????,????????,??????,????,??????????70??,??????????,????????????72???????????,????
????????????,????????????????????,????????????,??????????????(?)
?????????????:????