approximate expression中文什么意思

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用"approximate expression"造句

近似表达式
近似式

approximate: vt. 1.使接近。 2.接近；走近。 3.近似，约计。 ...
expression: n. 1.表现，表示，表达。 2.词句；语句，措辞，说法 ...
approximate: vt. 1.使接近。 2.接近；走近。 3.近似，约计。 4.模拟。 5.估计。 approximate a solution to a problem 使问题近于解决。 approximate something to perfection 使某物臻于完善。 The total income this year approximates 10,000 dollors. 今年总收入接近一万元。 approximate the motions of the stars in a planetarium 在天文馆中模拟行星的运行情况。 We approximated the distance at 100 miles. 我们估计行程距离为100英里。 vi. 近于。 His income this year approximates to 8,000 dollars. 他今年的收入接近八千美元。 adj. 近似的，大概的。 an approximate account 简要的说明。 an approximate date 大约的日期。 the approximate estimate 大概的估计。 an approximate number 概数。 an approximate value 近似值。 adv. -ly 大体，大致。
approximate to: 近拟,接近; 近于; 与…接近
be approximate to: 近似, 约计

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By combining the linearization of the rewritten governing equation with the method of harmonic balance , improved analytical approximate expressions of the frequency and the corresponding periodic solutions of the oscillator are derived
通过将变形后的控制方程的线性化与谐波平衡法组合起来，我们建立了达芬谐波振子频率及周期解的改进解板逼近。
The main idea of this method include two steps : at first , the approximate expression of function is obtained by method of weighted residuals ; then the first and second moment of the random function can be calculated with method of moment
该方法的基本思想是利用加权残值法获得问题解的近似函数表达式，在此基础上利用求解随机变量函数的矩法求得随机函数的一、二阶矩等统计数字特征。
The comparing between amplitude characteristic equations deduced in this paper and the existed approximate expressions of the reflection and transmission coefficient in ti media and ava modeling has been done for different synthetic data and different theory model
同时将本文建立的方程与现有的几种计算横向各向同性介质中反射、透射系数的近似公式进行了比较，对不同的理论模型和不同的地层条件进行了多波ava正演。
From the exact expression of the field , we obtain a multipole polynomial expansion , and under the paraxial condition we furthermore obtain the approximate expression . the loffe trap , consisting of two coils with parallel currents and four straight conductors with currents in alternating directions , is one of the most important traps . we specially study the field structure of it by using both the exact expression and a multipole polynomial expansion that facilitates studies of classical or quantum orbits . if the region near the origin is of interest , we may obtain a simple expression of the field and this configuration may be called idealized loffe trap
若只讨论阱中的近原点区域时，阱中的磁场可以呈现出一种简洁的形式，人们把它称为理想ioffe阱。磁矩反平行于磁场的中性粒子在阱中与磁场发生相互作用，借助相互作用势，可以获得粒子在阱中的经典运动方程。在一定的近似条件下，我们可以采用逐次近似的方法，使方程简化，其中三个分量式中关于z的方程比较容易求解，而关于x 、 y的方程则演化为我们熟悉的马丢方程的形式。
In this paper , we aim at the research to the decoding algorithm of turbo product codes , according to the principles of the log - likelihood ratio and the maximum a posteriori criterion , bunt the log - likelihood ratio approximating expression , form the correct strategy of iterative soft decoding , and present the optimal algorithm through software
几乎所有tpc的应用研究都集中于采用矩阵交织，软进/软出（ siso ）、重复译码的方式上。本文主要是针对tpc译码算法进行研究，依据对数似然概率（ llr ）和最大后验准则的原理，推导出对数似然概率估算的近似公式，形成tpc重复软译码纠错算法，并通过软件实现。

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approximate expressionとは意味

approximate expression перевод

approximate expression中文什么意思

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