???:??????
????:?????“???”????
??????:???????????????
??????:????????????
?????????????????????
????:?????????????????????…
???????3????8????????
????????????????????
OPEC??2017?????????
?!????????????
??:???3???1???1????????
OPEC??2017?????????
???????100??????????1500
??“?????”????????3519?
??:???3???1???1????????
????????:??1??8000?
???100?????????????0.01?
????15????????????:????
??:??????????????????
??????????????????6000??
??????????:????????
??:????????????????
????????2????????????
?????????????????????
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