approximations

英 [əˌprɒksɪˈmeɪʃ(ə)nz]

美 [əˌprɑksəˈmeɪʃənz]

n.  近似值; 粗略估算; 类似事物
approximation的复数

柯林斯词典

• N-COUNT 接近；近似
  Anapproximationis a fact, object, or description which is similar to something else, but which is not exactly the same.
  1. That is a fair approximation of the way in which the next boss is being chosen.
     那和下一任老板的选任方式相当类似。
• N-COUNT 近似值；粗略估计
  Anapproximationis a number, calculation, or position that is close to a correct number, time, or position, but is not exact.
  1. Clearly that's an approximation, but my guess is there'll be a reasonable balance.
     很明显那是个粗略的估计，但我猜会有一笔不少的余额。

双语例句

• Two approximations to gradient have been introduced to reduce the computational complexity of the gradient based edge detection algorithm.
  为降低基于梯度的边界检测算法的复杂度，常使用两种梯度近似算法。
• The paper emphasizes on the methods of polynomial surface approximation which is part of numerical approximations, and analyzes the precision of polynomial function model through the measured data.
  着重介绍了数值逼近方法中的多项式曲面函数模型逼近法，并通过实测数据对多项式函数模型的精度进行分析。
• This paper discussed almost everywhere upper semiconvergence of optimal solution set of empirical approximations for stochastic programs.
  本文对随机规划经验逼近最优解集的几乎处处上半收敛性进行了研究。
• Iterative acceleration of finite element approximations for Quasilinear Elliptic Boundary Value Problems
  拟线性椭圆型问题有限元近似解的迭代加速分析
• An illustration with a theoretical model reveals the great compression power produced by this scheme, as well as the goodness of the approximations by dimensionality reduction.
  用一个理论模型显示了这种方法的很大的压缩效果和维数压缩逼近的优良性。
• These formulas make the approximations for the derivatives at these points in a nonsymmetrical manner.
  这些公式使得这些点子上的导数近似式是非对称形式。
• Constant, Linear, Quadratic and Cubic Approximations.
  常数，线性，二次的和立方近似。
• Iterative Approximations of Fixed Points of Asymptotically Pseudo-contractive Mappings in β-normed Linear Space
  赋β-范线性空间中渐近伪压缩映象的不动点迭代逼近问题
• Fast Frequency Estimation Algorithm Using High Order Approximations to Kernel Function and Interpolation on Fourier Coefficients
  基于高阶近似核和傅里叶系数内插的快速频率估计算法
• Viscosity Approximations for Fixed Point of Asymptotically Nonexpansive Semigroups in Hilbert Space
  Hilbert空间中渐近非扩张半群不动点的粘性逼近研究