???????????????,???????????????,??????“????”???,???????????????????
??????1938??????????????2006?5?19?,?????????8???,?????????????????????,????????????????????????????????????
7?24?,????(600873.sh)??2019??????,??????69.80??,????11.01%,????????????6.64??,????41.40%?
??????????????????????????????2002?,??“??????????????”,??????????,???????????????????????????
??
????????????????????,??????????????????,??????????????????????????????????????,????????????????????????????????????????,????????,??????????????????????????????????,??????????
??
1.??????,?????60-75%??????,?????????,????????90%??,?????? ?????,??????????????????????????????????????,???????
2.??????55-59%,?????;????????????-???????????????4%,????? ??2%,?????????????????
3.??????75%,???????59%,???63%,???????????(12-15)%?????????? ?,??????????????
4.?????????120??/?????????5??/?????
5.??????????????????,????????????
6.????????,??????????
7.???????10%,?????????,??????,???????
8.????????,?????,???????????
???????
1. ?? = 10% 2. ???=65% 3. ?????=55%
????
1.???:??????????????2850-3000??/kg?
2.????????????????4446-3900??/kg?
3.?????????????????,????????????
????????
???????????? | ???? | ??? | ??? | ?? |
?????? | 2-3% | 10-20% | 5-8% | 1.5-2% |
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