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

2???????

3?????

4??????

5??????95?98????

??2??10???????? (????????)????10?????

????????10?????????????,????????,????????????,???12?15????????????

??????????,????????????????,????????????3?5?????????????,????15%?????????????????????????20%?

??,???,?????????????????,????????????????1.8??,??50??,???????????????????120??????,??????????????

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