????“???????????” ???????

??

????2??19??(??????????????????)19????,?????????????,?“???????”???,??????????,?????????????“?????”?

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

????????,??,??“????”“?????????”“??????????”??,????“???????”????????“????”?

??????????,????????2.8????????????,??????????,????JD605????????????????“????”??,??????

“??”??????????,??????????????????????????????,????“???”????????????,?,???????????,???

?????????????????,??????????????????????,????????????;????????????????,??????????,???,?????,?????????????????????

????????????,??“????”?????????????,????????(?????????????????????????)

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

?????????

?????????“???????????” ????????????

????????