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

2?????90?????

3?????????

4????????????

5????????

?9?21? ?,??,????,????????????????????????????????

?????

21????22??????????????????,?????????????????????4-8?,????8-10????4-5?,?????6-8??,????8-9?????,21???,????????????????????????????????????????????????????????????????????????6-7?,??8-9??,???????????8-9???????,?10-11?????

?(9????21?08??-22???????08????) ??????????????????:??

??

????,21???????????????25?,??????????????????????????????????????????????????????????????????,????,????????(100~190????)?

??

9??????????????21?08??22?08?,??????????????????????????????????,??????????????,??????????????????????????????4~6???

????(9??????21????????08??-22???08?) ??:??

9??22???????????????08?23?????????08??,??????????????????????????????,?,???????????????????(100~180??)????????4~5??

??(9?22?????08???????????????-23????????????08??????????????????) ?????:???

9??23?08?????????24?08??,??????????????????,?,??????(100~190?????????)?

?????(9????23??????08?-24???08????) ???????????:???????????????? ??:????