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外语单词网英语单词extrapolation的中文意思

extrapolation

英 [ek,stræpə'leɪʃən] 美[ɪk,stræpə'leʃən]

n. [数] 外推法；推断

英英释义

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

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

实用场景例句

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.

His estimate of half a million HIV positive cases was based on an extrapolation of the known incidence of the virus.: 他估计有50万个HIV阳性病例，这是根据已知的病毒感染率作出的推论。

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.

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.

C _ p and M _ n were obtained by kinetie extrapolation and GPC, respectively.: C_p用动力学外推法求取, 分子量用凝胶渗透色谱法测定.

Loss distribution was introduced to decompose extrapolation model to determine subsidy proportion.: 将损失分布引入分解推算法中测算补偿比例.

The answer seems never appear through the judgement and extrapolation.: 似乎永远不能在推理和判断里面出现.

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.

The underperformance of growth stocks is linked to an overenthusiasm for extrapolation.: 成长型股票低于市场的回报被认为是与计算过度有关.

Aitken Extrapolation algorithm use Aitken transform to reduce iterations.: AitkenExtrapolation 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.

In itself, such extrapolation is hardly fatal.: 就其本身而言, 这样的外推法并非是致命的.

Her detective method is extrapolation.: 她侦探的方法是推理.

This kind extrapolation is worth deliberate.: 这种外推法值得商榷.

Measuring static austenitic recrystallization by Back extrapolation method.: 采用后插法来测定静态再结晶分数.

In brief: one cannot reliably predict the rate of technological progress by extrapolation.: 简单地说,人们不可能以外推法可靠地预言技术进展速度.

词态变化

复数: extrapolations;动词: extrapolate;

英文词源

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.

双语例句

1. Extrapolation Method, composed of Aitken Extrapolation and eigenvalues - based algorithm mainly , can notably reduce iterations commonly.: 外推法(Extrapolation)是减少PageRank算法迭代次数的有效方法, 而AitkenExtrapolation算法和基于特征值直接求解的算法是其典型代表.

2. 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.

3. His estimate of half a million HIV positive cases was based on an extrapolation of the known incidence of the virus.: 他估计有50万个HIV阳性病例，这是根据已知的病毒感染率作出的推论。

4. 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.

5. 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.

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