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

2???????

3?????

4??????????

5????????

??2??????????????????5????????????????? (???????????? ????)????2???5?????,???????????????????(1??????28??2????????4???),????(?????)?47???????2.7??????????,??????110%?

1?27??,?????????????????????????? ???????????????????

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????????,??????????????,??97%,????????,?????????????????????????????????????????????

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