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