Success can push the limits of a system, and systems are often designed to conservative projections.

成功可以推动系统的应用，而系统通常都是以保守的预计为基础设计的。

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Projections from polls on Sunday show Conservative Nicolas Sarkozy and Socialist Segolene Royal leading the 12 contender field. If this hold, they'll both advance to a May runoff.

周日的投票结果显示保守派尼古拉斯·萨拉科奇和社会党成员西古丽娜·罗雅尔在12个竞选阵营中领先。

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"I think our projections are conservative, " says Lanni.

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"This suggests that current model projections may in fact provide a conservative estimate of future Arctic change, and that the summer Arctic sea ice may disappear considerably earlier than IPCC projections, " said NSIDC's Julienne Stroeve who led the study.

CNN: Arctic melt worse than predictions

Councillor Angus Ross, planning chief at the Conservative-led Wokingham council, said its modelling was showing much less traffic than projections from Hampshire residents.

BBC: Arborfield Garrison