??????? ????????????????

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

??11??7???????????????? (??? ?)??????????????7??????16????????????(??????),????????????????????????????????????16?30??????????????????????????????????

?,?22??“??”(??)??????????????14?????18.5?????122.4??????????,??,?17??????????(62??????/?);????????15?,?????????8??????????????????,?,10????????????,??

????????,9??????????????~13??,???????????9~12???????????13~14???????,???????????????????15~17??????,???????????????????9~10?????????11~12??;?,??

??????,??,?,???,?????????(?????) ??:????