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extrapolation

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extrapolation是什么意思
英式音标:[ɪkˌstræpə'leɪʃn]英式读音
美式音标:[ɪkˌstræpəˈleʃən]美式读音
词汇分类:当季当红百部美剧进阶口语词汇(第一刊),地球化学,宇宙化学 (Geochemistry, Cosmochemistry),Google大数据2.9万高频美语词汇表,English Words 2017 V1,[学术]Academic Vocabulary List 学术20000高频词汇,经济学人词频200以下(低频词 约12000个)
概况:

n. [数] 外推法;推断

词义:

n.

推断;外推(法);

变形

复数:extrapolations

英英释义

extrapolation[ ek,stræpə'leiʃən ]

n.

(mathematics) calculation of the value of a function outside the range of known values

an inference about the future (or about some hypothetical situation) based on known facts and observations

用法:

词组短语

extrapolation method外推法;[计]外插法

双语例句

用作名词(n.)

Use data extrapolation to forecast the sales data.
使用数据外推法来预测销售数据。

Also, the extrapolation method is used to obtain the SIF and stress triaxiality around the tip cracks.
应用外推法得到应力强度因子及裂尖周围的应力三维度。

At the macroscopic level, an ideal gas is defined by a process of extrapolation.
从宏观角度看,理想气体的定义是由推论而得来的。

权威例句

Estimating Terrestrial Biodiversity through Extrapolation

Contrarian Investment, Extrapolation, and Risk

Extrapolation, Interpolation, and Smoothing of Stationary Time Series: With Engineering Applications

The Extrapolation, Interpolation and Smoothing of Stationary Time Series, with Engineering Applications. by Norbert Wiener

The accuracy of extrapolation (time series) methods: Results of a forecasting competition

...and sample-based rarefaction, extrapolation and...

Individualized configuration selection in CI calculations with subsequent energy extrapolation

Extrapolation methods for accelerating PageRank computations

Excessive Extrapolation and the Allocation of 401(k) Accounts to Company Stock

Determination of the immunoreactive fraction of radiolabeled monoclonal antibodies by linear extrapolation to binding at infinite an...
同义词:sequitur,inference
同根词:extrapolated,extrapolate
英语词源:

extrapolation (n.)

1867, noun of action from extrapolate by analogy of interpolation; original sense was "an inserting of intermediate terms in a mathematical series." Transferred sense of "drawing of a conclusion about the future based on present tendencies" is from 1889.

造句:

1. Most of was a bold extrapolation.

大部分是一个大胆的推断。

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2. The study itself neither posed nor answered those questions, but the extrapolation was widely repeated.

研究本身既未提出主张亦未解答此问题,但是,其外推却被广泛地复述。

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3. Extrapolation from a few examples that an alternative preservative can be used for all vaccines is speculation.

从少数范例推断出的能够将替代性防腐剂用于所有疫苗是推测性质。

www.youdict.com

4. Extrapolation of the underwater magnetic field distribution below ships can provide necessary theoretical basis for the implementation of magnetic silencing technique.

推算舰艇下方空间磁场分布规律可为舰艇磁隐身技术的实施提供必要的理论依据。

www.dictall.com

5. The value-added of constant price of Owner occupied dwelling service takes the resident living area as volume index and applies the volume extrapolation method to calculate.

居民自有住房服务不变价增加值以居民住房面积作为物量指标,采用物量外推法计算。

zuci.chaziwang.com

6. Also introduced in detail secretary gets employed the present situation and the prospect, as well as own after are engaged in Wen Mi to work, future development direction some extrapolation.

且详细介绍了秘书就业的现状和前景,以及自己对从事文秘工作后,未来发展方向的一些推测。

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7. The variable relationship between the threshold of the extrapolation and its correspondent Peak of the Signal-to-Noise Ratio (PSNR) in the Wavelet Bi-linear Interpolation Algorithm is deeply analyzed.

分析了小波双线性插值中高频外推阈值门限与重建图像峰值信噪比的变化关系,提出了峰值信噪比最大小波双线性插值迭代算法。

www.dictall.com

8. The key factors influencing calculation precision are extrapolation methods and mesh size.

热点应力的外推方法、限元网格尺寸大小是影响计算精度的主要因素。

www.dictall.com

9. The paper proposes a nonparameter data extrapolation method based on minimum variance spectrum estimation and minimum weighted norm constraint.

提出一种最小方差谱估计和最小加权范数约束结合的非参数类数据外推方法。

www.dictall.com

10. At present, cross-correlation extrapolation is one of the main algorithms for convective storm nowcast.

交叉相关外推算法是目前对流临近预报的主要算法之一。

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11. GB/T 18252-2008 Plastics piping and ducting systems-Determination of the long-term hydrostatic strength of thermoplastics materials in pipe form by extrapolation.

塑料管道系统-用外推法确定热塑性塑料材料以管材形式的长期静液压强度。

www.fire-test.com

12. During the first half of the century, short-range forecasts were based on synoptic principles, empirical rules and extrapolation of pressure changes.

本世纪前半期,短期天气预报常以天气学原理,经验规律以及对气压变化进行外推为基础。

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13. The results of the experiment showed that the prediction of the room occupancy rate made by neural network is superior to the two methods of regression and naive extrapolation which are often used.

实验结果说明,用神经网络预测出的客房出租率优于多回归法和自然推论法。

www.dictall.com

14. In ha peper, a four-degree triangle nonconforming membrance element is considered and the global superconvergence estmates, the extrapolation and the defect correction schemes are presented.

本文讨论一个四自由度三角形非协调膜元的整体超收敛性,外推和亏量校正。

www.dictall.com

15. In ha peper, a four-degree triangle nonconforming membrance element is considered and the global superconvergence estmates, the extrapolation and the defect correction schemes are presented.

本文讨论一个四自由度三角形非协调膜元的整体超收敛性,外推和亏量校正。

www.dictall.com

16. At the macroscopic level, an ideal gas is defined by a process of extrapolation.

从宏观角度看,理想气体的定义是由推论而得来的。

-- 来源 -- 英汉 - 辞典例句

17. A New Algorithm Based on Power Extrapolation Algorithm and Adaptive Method

基于Power extrapolation和Adaptive Method的网页评估新算法

-- 来源 -- 网友提供

18. It is necessary to make large extrapolation in order to draw boundaries around a few small outcrops.

为了画出一些小块露头周围的界线,有必要进行大量的外推。

-- 来源 -- 英汉 - 辞典例句

19. Aitken Extrapolation algorithm use Aitken transform to reduce iterations.

Aitken extrapolation算法使用Aitken变换以减少迭代次数,但Aitken变换在多数情况下无法确保算法收敛。

-- 来源 -- 网友提供

20. He estimated his income tax bill by extrapolation from figures submitted in previous years.

他从前几年的报税数字推算出自己应缴的所得税数额.

-- 来源 -- 英汉 - 翻译参考

21. Rather, speculation, conflicts, and theoretical extrapolation typify their every action.

相反,怀疑、冲突和理论上的推断是他们每步行为的特征。

-- 来源 -- 英汉非文学 - 环境法 - 环境法

22. He estimate his income tax bill by extrapolation from figures submit in previous year.

他从前几年的报税数字推算出自己应缴的所得税数额

-- 来源 -- 英汉 - 短句参考

23. Smooth extrapolation

平滑外推

-- 来源 -- 英汉 - 翻译样例 - 工程

24. Recursive extrapolation

递推外推

-- 来源 -- 英汉 - 翻译样例 - 工程

25. Observed values of potential are adjusted by extrapolation to fit this assumption.

为了适应这种假设,对观测到的电位值用外推方法进行调整。

-- 来源 -- 英汉 - 辞典例句

extrapolation

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