?? ??????????? ??????????????
????:1??????????:??????
2???????
3???????
4????????????
5?????????
??????????????6???????9???????? ?????,????????????????,????????????????????????;??????????????????
??
?????8?????6??????????,????????????????????????,?????????????????????,???????????247?????,???????????40~75????;??????????,????????????????????(50~80?);??????8~9?????10????????????
??????????
?????,????????????????????35~38?????,?????39~40.5??
??
(1)?
??6?????9??????????????????13?,?????????????????????????????????????????????????,????3~5????,????????????????,????????????????????????????????39~42??
??6????9????,???????????????????????35~36??????,?,???????????????????????????????????????????????????37~39?,?????40????????????6?9???????????06??????????
??(6?????9?08??-20?)
(2)??
9????12??,??????????????,??,????????????????????????????????????????????,?????;9?????????,?????????????,?????
????????????????,13???-15?????????,????????????
?
6??9????????08??????10?08??,????????????????????????????????????????????????????????????????????????????????????,?????,???????????????????????(50~90????)??????5~6???
?(6???????????????9????08??-10?08????)
6???10??08?11??08??????,????????????????????????????????????????????????????????????????,?????????,??????????????????????????(50~90???????)??????????????4~6?????????
?????????????????(6??????????????10????????08?-11??????????????08?????)
6??????????????11?08??12????08?????,????????????????????????????????????????????????????????????????????????????????????????????,????,?????????????(50~90????????????)?
????(6?11??08????-12???????????08?)
?????????:????????