?2?????????????????????3??????? (?????????? ????????)?????????????3????????,?,?????“??????”??????
????,?,???????????????,?????????,???????????????3?????????????,??????????,???????????????“???”???????????????,?????????????????,??
?????????1????????23??29?????????????LG??,??????????????1?22???????????,??,??,?????????????,??,???
?1?23?,??????????????????,??????,???????????????,??,??29???????LG???????(???????????????????????) ?????????:?????????????
OPEC??2017?????????
????1?????????????????
???????????14???????????(?…
A???“???”:????????????13??
??????????????????5?
????:?????????????????????…
??????:???????????????
??????:???????????????
???????????????:??????????
???????????????
??????????????????
??:??????????????????
A???“???”:????????????13??
????15????????????:????
??:??????????????????
??????????????8???
????????:??1??8000?
????????:??1??8000?
PPI??5????????????
??:????????????????
????????????????????
????:?????“???”????
????:????????????????
???7??????????????????
?????????????????????