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???????????????????????????? ?? ??????

???,?14??19???????,22???????????,??????????????????????????????,???????????“??”,??????????(????????????)

????:????????????????????? ??“????????”

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????:1?????????:??92?95?

2????????

3?????

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5???????

????2?5???? (?????????? ????????)????????????2??5????????????????????,???????????4???,????????????????????????2311??????????

?????????????????1?????2??????? ?? ???

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????APP???????????,????????,20???30???26%,??????????????????,??????,?????????,???????????27.7??

?,???,??19.5??????????,?????????????????????25.7?????????????,????????????28.2%,?????8%??????11.8????????????,????????,???????IP???“?”??????,???????????????????????????????????????????????????????????????,???????????????????????????????????????????????

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???,?14??19???????,22???????????,??????????????????????????????,???????????“??”,??????????(????????????)

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