Brazil’s Petrobras expects pre-salt output to account for around 60pc of its production portfolio by the end of this year, up from around 49pc of the 2.54mn b/d of oil equivalent (boe/d) it produced in the frst quarter.
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机译：在今年年底，巴西的Petrobras预计预盐产量将占其生产投资组合的大约60分，高于FRST季度生产的2.54Mn B / D的4.54mn B / D的49℃。
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