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

2??????150???

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

4???????

5?????????????

????????????:7??????????????12?????,???????7?????????????????13??????????????6?,????????7?13??8?????14??8??,????????????????????

11??12?,????????????????13?????????????????????,11?8??12?18?????????????,??????????????????35?????,?18???????????????,??12??18????????,???????181.41?,????????,?????

??????,11?????????????,?????,??????????,?????,????????????????

?????2800???12??????????14???????,??????????????

?????????????8????????,??12???????8??????????,??100??????

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??,???????12??????????????????????????????????????,???????????????:?????50?????????????????,????????????????????????????100~150?????????????????,?,??????????????,???????????24??

12?,???,?,??100?,??????????????,??13????????????10?,?????30?,????????????????????? ??:????