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

• By using the mean values of the periodic coefficients, the approximations of the unstable frequencies are obtained.
  用周期性系数的平均值法获得了不稳定频率的近似值。
• 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。
• 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。
• They are therefore approximations and cannot be used for highly critical flow or pressure drop calculations.
  因此这些数据只是大致的数据，不能用作高流量临界值或压降估计值。
• High Accuracy Analysis of Fully Discrete Galerkin Approximations for Parabolic Equations on Anisotropic Meshes
  各向异性网格上抛物方程全离散格式的高精度分析
• 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
• If you want strict equalities in approximations means that we replace the function by its tangent approximation.
  如果你想要严格的近似等式，那就意味着我们要用切线逼近来取代原函数。
• Finite Element Approximations of Optimal Control Problems with State Constraints
  状态受限最优控制问题的有限元方法
• 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
• Strong Unicity of Best Approximations from RS-Sets in Spaces of Complex Bounded Linear Operators
  复有界线性算子空间中RS-集最佳逼近的强唯一性