??? ????????????42?????????

????:???????92:????

???????6????8? ????????????,?????????????????,???????????????????????????,???????????????8??????????????????,????????????????????;8?10??,??????????????????;??????????????????????

?

8??????????????,?????????????????????,?,????????????

?

?????????6???????????????8???????????????13???????????????,???????????????????????,??3~5?;?????????????????????????39~42??

?6????8????,???????????????????35~36??????,??,????????37~39?,??????40????????????6??????????????????8?????????6?????

????????(6??8????????8?????-20?????????????)

?

8??10?????????,??????????????????????????????????,????,???????????????????????????????????????????????????????????,???

11??12??????????,??????????,??????????????????,?????????????????????????????????

13?15?????,???,??????????????,????;?????????,??

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6???8?????8?9??8?,???????????????????????????????????,?????,??????????,?(100~180???)?????????????????????????4~5???

??(6??8?????8?-9????8????????????????????)

6???9?8??????????10??8????,???????????????????????????????????????,????????????????,????????????????????????????????????????????????????????????(50~90??)???4~5???

?????(6?9??????8?????????-10?????8??????????????)

6??10?8??11??8??,?????????????,?????,??????(50~90???????????????)????4~5??

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