一些分析人士预测，粮食产量需要提高50%才能维持目前的水平。
Some analysts estimate that food production will need to be raised by 50 percent to maintain current levels.
问题在于，该预测假定产量将持续上升，但实际情况可能并非如此。
The trouble is that the forecast assumes continued improvements in yields, which may not actually happen.
第三，由于不利的天气状况给牧场造成负面影响，占全球乳制品贸易量40%的澳大利亚和新西兰已经下调了2011年牛奶产量预测。
And third, Australia and New Zealand, which account for 40% of the world's dairy trade, have scaled back milk production forecasts for 2011 due to adverse weather negatively impacting pastures.
然而，如果加拿大的石油商要完成预测的乐观产量，他们还需将石油运达客户的新途径。
However, if Canada's oilmen are to fulfil their rosy output forecasts, they will need new ways of reaching customers.
根据粮农组织对今年所作的首次预测，产量的增加将缓解主要稻米生产国目前非常紧张的供应形势。
Production increases would ease the current very tight supply situation in key rice producing countries, according to the first FAO forecast for this year.
不可否认的是，气候变化着实为农业产量的估算增加了很大程度的不确定性，但那正突出了通过监管和调查研究来改进预测的重要性。
Admittedly, climate change adds a large degree of uncertainty to projections of agricultural output, but that just underlines the importance of monitoring and research to refine those predictions.
几乎一半的预测显示，2050年的产量减少9- 18%。
Almost half the forecasts showed yield reductions of 9-18% by 2050.
目前，据大部分地质学家预测，在未来十年内，兰特金矿的产量将减少一半。
At present, the majority of the geologists guess that within ten years the production of the Rand mines will be cut in half.
对此实现仪表化可以轻松地跟踪长期趋势并更准确地预测库存消耗和产量。
All of this instrumentation also makes it easy to track long-term trends and make more accurate predictions on stock consumption and throughput.
虽然他们做出如此乐观的预测，就业岗位的增长可能仍将不温不火，因为很多公司正设法在不增加很多人手的情况，通过提高效率和自动化水平来增加产量。
Despite the upbeat forecasts, job growth may remain modest because many companies are finding ways to increase production through greater efficiency and automation, without adding many workers.
可是“金鹅”已显老态：1999年北海产量达到顶峰，然后急速下降，降速超过最悲观的预测(见表3)。
But the golden goose is showing its age: North Sea production peaked in 1999 and has since been falling faster than all but the gloomiest foresaw (see chart 3).
力拓预测，铜产量今年降低18%，至661,000吨。
It forecast copper output to fall 18 per cent to 661, 000 tons this year.
国际能源机构（International Energy Agency IEA）预测到2015年，石油需求会达到平均每天9850万桶；很难看出我们将用什么办法使产量满足这一需求。
The IEA [International Energy Agency] predicts global demand to average 98.5 million barrels a day in 2015; it's hard to see how we can meet that level of production.
该报告的主要作者史蒂夫·索雷尔（Steve Sorrell）表示，石油产量峰值期不会在2030年之前出现的预测“往好处说，是过于乐观，而往坏处说，是不可信。”
Steve Sorrell, chief author of the report, said forecasts suggesting oil production will not peak before 2030 were "at best optimistic and at worst implausible".
2010世界粮食产量预计将收缩2%，而在6月份的预测还称其将增收1.2%。
World cereal production is now expected to by 2% in 2010; in June it was forecast to expand by 1.2%.
粮农组织预测产量为6.51亿吨，较此前的估计下降了3.7%，不过它说，这个数据代表了充足的小麦供应。
It pegged production at 651 million metric tons, down 3.7% from its previous estimate, but said that figure represented an adequate supply of the food staple.
经预测，原油产量在2010年之前不会增加，而价格，尽管已远脱离最低点，也只可能有小幅度上涨。
Oil output is not forecast to increase in 2010 and prices, though far off their lows, may now rise only slightly.
的确，世界货币基金组织最新的预测表明中国的GDP增速约为8.5%，这也意味着中国将占据明年世界总产量增幅的半壁江山。
Indeed, the IMF's latest forecast of 8.5% GDP growth implies that China will account for almost half of all the increase in world output next year.
麦睿博解释道：“我们会实时对利润预测和产量预测进行评估，并且可以及时做出决策，进行必要的调整。
"We review the profit forecast, the volume forecast in real time, and we make decisions to change at that point in time, " explained McDonald.
根据预测本年度美国玉米产量将不尽人意，于是玉米价格一路攀升至每蒲式耳6美元。
The price of maize (corn) headed towards $6 a bushel, as estimates suggested that this year’s harvest in America will be disappointing.
外界批评人士经常辩论说，有确凿的证据显示，这一预测毫无依据，并且表示，世界石油产量早已跨过了高峰期。
External critics have frequently argued that this cannot be substantiated by firm evidence and say the world has already passed its peak in oil production.
对产量预测的微小修正，都意味着庞大的玉米数量。
Even a small revision in forecasts corresponds to a huge volume of corn.
对产量预测的微小修正，都意味着庞大的玉米数量。
Even a small revision in forecasts corresponds to a huge volume of corn.
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