???“????????”????????????
?????????????????2??21?? (?????)????????21?,?????????,??,??,????????????“???????”??????????,???????????????
?????????????,???????????????????????????????????????,???????????????,??????;??????,???????“???”?????????????????,??;????????????,??,???????????
??????????,??????????????????????????????,???????,????16?????????,??????23????,??????????????13??????????????????????????35????45??????????,??????????50%?
????????????????,???????????????????????,?????????;???????????????,??????????????????????????????????,?????1????,????????????????(?) ?????????????:??????