????:1????????:?????200??

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

3??????????

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

5?????????

????????6??9????? ?,????????????,??????????????????????????????????;???????????????????????

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??????????????8??6?????,??????????????????????????????????????????,??????????????????????????,????247??,????40~75??;????????????????????,???(50~80?????????);?????????8~9???????10?????????

?????????

?????,???????????????????????????????35~38????????????????,??39~40.5??

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(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????,??????????????????????

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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?????????????????)

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