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

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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