?????? ?????1600??????“????”
???2????5?? (????????????????? ????????????)?????????????????????????5????,??????????????,??????????,??????????????1600?????“????”?????????????????,?????3?????????????????????3.5kg??????????(????????)???????????????????
???????????,?????????(????????????????????????)?,????????????????????20??????????????????????????,????????,??????????????????????????8???????????,??????,?????????????????????????,??,??????????
?????????????????????“??,???”??????,??????120?????????,???????????,????????????,??????
????(???)“?,??????????????????????”???????????????,??????,??,????????,??,??,?????,??????????,???????
“??‘?’???????????????,??,???????????????????”????,??????????????????(?????)
?????????:?????
??
???:????