以下为句子列表：
英文: A new extrapolation multigrid method in solving large scale finite elemen system of equation is proposed, i. e. new extrapolation values of finite element solutions on the first two level grids are used to provide the good initial values on the third leve
中文: 摘要提出一种求解大规模有限元方程组的新外推多网格法，即用前两层网格上有限元的新外推值提供第3层细网格上的好初值，然后用几次CG-迭代能得到较准确的有限元解。
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英文: Assessing to evaluate future threats, however, involves more than simple extrapolation from past trends.
中文: 然而，评估未来的危险不能简单地从过去推知。
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英文: Astronomers see far fewer small galaxies and subgalactic gas clouds than a simple extrapolation from clusters would imply.
中文: 目前天文学家所观测到的小星系和次星系气体云，其数目远小于他们从星系团所推估出的数目。
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英文: Based on the firsthand observation information obtained from air observation, this paper gived a second extrapolation to aircraft possible flight path and made checks on targets relativity by the method of utility function overall evaluation, accomplished
中文: 摘要在得到对空观察哨直接观测信息的基础上，对目标可能航向进行二次外推，并利用效用函数综合评估法对目标相关性进行检验，完成对目标信息的融合，解决了观察哨情报数据关联和航迹外推问题。
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英文: Extrapolation anticipates the rate of technological progress on some occasions, but when it fails to do so it can fail spectacularly.
中文: 推论在某些场合能预言技术进步的速度，但当它做不到时，它可能会失败得很惨。
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