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

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

(??)?

???????????6??????????????????8????????? (???? ?)8???,?????????????

??,??????????????????????8??14??,??????4.5????8000??????,???????????3.2??????6000????

???????,6??8??(????14?),??1.2?,??7000?????,??????58.3%,??????????????????????“???????”??;???3.2??,??71%,????

???,??????????????“??????”?,?????????“????????????”??????????????,?(??????14??),??7000?,?????????87%,??????????????????????,??5000?,??2.1?,????46.6%?(???) ???????????????????:????