????:1???????:???KB???

2?????????

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

4????????????

5??????????

??????6??????17? ????,????17???????,??Realmeter???,??30.1%,????66%?

??,Realmeter???10????14?18??2504???????????????,????30.1%,?????????????1.4???????,?10??????30%~35%???;??????66%,??0.9?????

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