??
??2????13??? (?????????? ??????)2??13?,???“????”????????,??,??????,???,??,??????????
?,12????????6???????????????????8?,?10?????????,?,??16????10????????????,?????????
??????????,??????????????“??????”????????????13????????????6?“??”,???????????????16?????15??????????13??2.4?,??,16??13??????????????????,15????20??
???,???????????14??????15??,?????????????????????????????????;??19?????????,?????????????16??????18?,?????????,????
?????????,???,???????????????,????????,??“??????”,?,?“??”?????????,?????(??) ??????:?????
?????????
?????“???”???“???????”?????????????