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??????????????,??“???”,??“???????????????????”????“?????”,??????????????,????? ????:???????????????
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A???“???”:????????????13??
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???????3????8????????
??2??????2?1600?????2?
?????????68?????????????
????:???????????????????
??3?????????0.2%
?????????:????????????
OPEC??2017?????????
2017???????????:??????
????????????????CEO??
?????????????????????
50???????????:?????????
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????:?????????????1???
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????15????????????:????
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