????: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?????

????:?????