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

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

3?????600?????

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

5??????????

????????????????1???????18???(? ????????)????????????????18??,?????,?,?????27???????(???????????)100?????????????2000???,??,??703????1148????????,????????????????????????????????????????15????????????,??

?????,???????????????????????????12????????????????,???,????100%???,?????????30%???,?????????????????????????????10%?????????????????????????????????????????????????????,?1200?(????60??),?1200?????????????????(?12????????????),????????????????1.6??????(??3????????????)?

?,????????????????,???????????,??????????,??

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