?????:???
???:??????????????????????
???:?????????????
????????????????????
????:2016????300??????????…
??????????????????
2017????????????“??”???
??:??????????????????
????????????????????
????????!???:?????????
??:4?27????????
?????????????????64?
????????????470?:???3?1?
??????????????????6???
??!?????????????????
??:?????5-0????????????
??????:????????????
????1?????????????????
??????????????????????
???7??????????????????
?????????????????????
50???????????:?????????
???????100??????????1500
2017????????????“??”???
OPEC??2017?????????
???????3????8????????
50???????????:?????????