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

2??????

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

4?????????

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?????????????9?????????29???(? ??????)??????,?????????,????????????????????29??,???(9???22???28???)?30???????????,???????????????????????4?????????????????????????????

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???,??????????,?????????????????,??????,???????????????,?????????????????????????????????,???????????????X??CT?????????????????????????,????RFID?????????????????????????,?,??,???

??,???9??????????28?,?????7.8??????????????????,?1053.8?,????61.5%????????96.6%???????,???9?????1?28?????,??117????????????????????,???48.9%?

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??,??9???????????28??????????,?2635??????,?12???,????????????9??1??28????????,????9300??????????,??????????????????17.1%?(??????)

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