????:1?????:???app?????

2????

3???????

4???????

5????????

??:???,5??????????1724?????????????????,???????????18.6?????,???????14%??13%,??????,?,?,??????????????????????

??,?,?????????,????????????????,5?????13??,??????

????????????,????????????????????,????????,????,????????????,?????????????????????????11%?26%?11%?

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????:“????,??????????????????????????????????????????,???????????????,??????????????????????????????????????????5%?” ??:????????????