????:1????????:????

2??????200??

3???????

4??????

5??????????

????6??29???? ?,??????6?????????????29?18??:6???28?08????29????16??,????????????????????????????????????,????????,?,????????????????????,???(??30~72????);?????????100~250?????,??260~378?????????????

?,6?29???????????????20?????????????30????20?,??????????????????????????????????????????????????????????????????????????????????????,???????????????????,????????????????????,???????????(250~260?????)????????(????20~50??,??70???????????),?????

????:?????

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1??;

2???,????(??);

3???????????????

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