?????? ????1600??????“?????”

??

?????????????????????2??5??? (? ???????????)?5????????????,?????????????????,???,?????????????????1600??“????????”????,????????????3???????3.5kg??????????????(???????????)?????????

????,?????(?????????)

????????????,??20???????????,?????????,?????????????????????????????????8?????,????????????????,??????????????,?????,???

?????????????????????????????????????????????“??,???????”???????????,?????????????????????120??,????????????????????,???????????????,???

??(??)

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

“???????‘????????????’????????????????,?????????????????????????,???”?????????????????,????(????????)

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

?????????

??????????? ????1600??????“?????”?????

????????