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