查询词典 initial approximation

The economic effects of an increase in immigration are, at a first approximation, neutral.

粗略看来，移民增加产生的经济效果是中性的。

We first review two existing approximation approaches, and an exact approach proposed by Pearn et al.

本文一开始会先回顾三个针对此类问题的方法，其中两种为大样本时的逼近方法，另一个则是由Pearn et al。

At first, using paraxial approximation method, the orthogonal vector wave functions in the quasi-optical cavity are deduced.

它是涉及到器件、电磁场理论、天线理论和计算技术等方面的一项综合技术。

A formula of the frequency change has been deduced from the wave equation to the first order approximation.

从波动方程出发，导出频率改变的一级近似公式。

As a first approximation we might say that imperial sovereignty is defined by a constant collaboration between monarchical and aristocratic forces in the world.

大而言之，我们可以说，帝国主权是由世界上君主式力量与贵族式力量的不断融合而构成的。

Then the formulae of defect mode frequency,and the quality factor are obtained with the first order approximation.

研究结果表明：一级近似法能很好地解释中心频率附近介质层厚对缺陷模频率的影响。

The second focal length of the lense is independent of the incident kinetic energy of the electron at the first order approximation.

电子在整个系统中的轨迹，文中并讨论透镜焦点与电子入射位置的关系及透镜的鉴别率。

By applying the method of multiple scales to the reduced system,the first approximation solution for 1/3 subharmonic resonance of the system is obtained.

应用非线性振动的多尺度法求得系统满足1/3次亚谐共振情况时的一次近似解，并进行数值计算。

The first approximation would make everything depend on the captalized money value of the individuals prospective receipts.

第一种近似意义是以个人预期进款的资本化的货币价值为其中心。

To a first approximation, the bandwidth of a phase-scanning antenna in % of f0 is equal to the normal beamwidth in degrees.

对于最初的近似，相扫天线用f0的百分数表示的带宽等于一般用度表示的带宽。

Many will continue to choose to live in duality and in conflict.

许多人将继续选择活在二元对立性和冲突中。

I find that students of the University of Physical Education all wear sportswear at first sight.

我发现：体育大学的学生乍一看，都是穿运动衣，大家都一样