????:1???100???????:??????

2???????wx

3??????????

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

5??????????

??????????11?????27??? ?????,??,????,????????????????????????4~8???,?????????????????10~20???????????????????0????????

??????,??,????????????????????????????????????,?????????????????(30~49.4??)??????5??11????????,?????10~20?????????,????????????????????????30~48??

???,????,??????,???????????????????????,???????,????????????????????????,????,?????

??,?????????????????24??,??????????????????????????????????????????????????????????????????????????????????????4~5?????????????????????6~8??????;?????????????????????????7~8??????????9~10????,??????????????????????????????????????7~8?????????????????9???

??????,??????,?????????,??????,?????,????,?????????????????

????????:???