???????????????????????????2??????????12?? 2??12??????????,???????
??????????,???????50?????????????????????,?,??,???????????,??????????????,??????????,?????????????????????,??????????????,?????,????????????????????,??????,?????????
??????,????????????50??????,?,???????????????????,???????,?????????????????????????????????????????????????????????,???????????????????????????,????????????
??????????(??) ????:??
???????????????
??????????????“??????”
??“?????”????????3519?
2017????????????“??”???
???:?????????????????????
??????????????????????
??:?????5-0????????????
?!????????????
???????????????
????????:??1??8000?
??????????????????????
???????????????61???(?)
2017????????????“??”???
????1???????????????
?????????????????????????
OPEC??2017?????????
??????????????????6000??
??2???????????????????
???????????????????????
??:??????????????????
?????????:????????????
??????????404????(?)
??:??????????????????
??“?????”????????3519?
???:?????????????