?? ????????????????1.9?
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????:1?????????:????
2????????ktv
3???????
4?????app
5?????????
???????????????????????8?????19???????????? (????????? ??????????????)????????????19??????????????,????????????????,????????????????????,???????145??????????????????????????,??????????????????1.9?????????????12.3%,???????
?????,??6????????????????????,??????26.5????????????,?????????????15.9%,??2019??19.2%?
???????????????,?,?28.9%,?265????????????????????????,?????35.9%,????,?????????????????????
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?????,??????,???????????????????????10???????????????,???«??»,????????????????????????????????????????,????????????????(???) ????????:??????????????