查询词典 approximate differentiability

The result shows that frequency calculated using the finite element modeling is closed with those calculated by formula, which has proved approximate formula has very high accuracy.

研究结果表明：采用有限元建模计算基频，其结果与公式计算结果接近，证明近似公式计算精度高。

And the time needed for calculation using approximate formula is only 2/5 the time for"exact"intinite series solution.

且用高频近似式计算时所用机时仅为用"精确的"无穷级数解法计算时的五分之二。

In the process of radiation calculation in the real atmosphere, the exactly integrating over the zenith angle is computationally expensive, and thus the diffusivity factor is used to approximate to the integration over the zenith angle.

在大气辐射传输计算过程，对天顶角的精确积分非常费时，可以通过漫射因子近似方法进行简化处理。

As for 3D visual clothing simulations, the primary problems are the sense of the reality of fabric and the efficiency for collision operation. For these reasons, we simulate the sense of reality of the fabric using an approximate implicit integration and the texture mapping technique. Besides, we improve the efficiency for collision operation using the vector and voxel model.

在3D虚拟服装的模拟过程中，主要的问题为服装布料的真实性与碰撞运算的效率，透过利用近似隐含法、材质贴图与光学法则达到布料模拟的真实性，并利用向量运算与体素法增加模拟过程中碰撞运算的效率。

A general formula for computing the OTF of a defocused optical system is derived from the Kirchoff diffraction integration under an approximate condition which is weaker than the Fresnel condition.

本文从基尔霍夫衍射积分公式出发，在弱于菲涅耳条件的近似下，以高斯像面的像差量及系统的离焦量为参变量，导出了便于计算离焦光学系统的OTF的普遍算式。

In order to eliminate integration drift in 3-phase alternating large current measurement apparatus, the substitution of inertia link (approximate integration circuit) for the integration circuit is proposed by our Research Group.

为了解决三相交流大电流测量装置中的"积分漂移"问题，我们科研组采用惯性环节取代积分电路。

First, in the composite hypothesis testing, circular dispersion error which is more practicable than horizontal and vertical error is used to discuss some problems of the dispersion of impact points; and the critical area of decision in the dispersion problem is analyzed; the specific expression of Bayesian risk is worked out, which ameliorates the method that only can get the approximate solution by calculating numerical integration.

由此，本文主要应用Bayes方法对以下几方面进行了探讨：首先，在复杂假设下，本文利用圆散布误差这一精度指标对落点散布鉴定问题进行研究，它比以往所用的纵、横向偏差精度指标更具现实意义；分析了此鉴定问题的决策临界区域；给出其Bayes风险的具体表达式，对用数值积分进行近似求解的方法进行了改进；在此基础上，通过极小化试验的风险确定最优试验数n，并讨论了决策中犯两类错误的概率，给出了验前信息的表示。

"15" Figure of 2004, the Chinese people have the best of both ??: 15 years of real estate market development; If this is real, then the approximate total limit of 15 times your annual salary.

"15"这个数字对2004年的中国人来说有绝佳的寓意：房地产市场发展15个年头了；如果此时要购房，那么总房款大约会是你年薪的15倍。

The high order context arithmetic model is applied to approximate the entropy limit in the process of arithmetic coding of the output information of the bitplane coding.

在对位平面量化的输出信息作算术编码过程中，为实现条件熵编码对极限熵的逼近，进行了高阶的条件算术编码建模。

And Strehl ratio of 0.989 in our experiment indicates the approximate upper limit of the ability of LC SLM to correct a aberrated wavefront when it is used in adaptive optical system.

改变了传统的扭曲向列液晶器件难于进行纯相位调制和得到高准确度调制的缺点，达到了理想的效果。

"The operators will suffer a temporary decrease in the number of consumers and short message services as people may not like having to provide their ID cards for a phone number," Xu Junqi, vice-dean with the Policy-Making Institute of the Telecommunications Research Centre under MII, said yesterday.

信息产业部下属的通信决策研究院副主任徐俊其昨天说：&实行手机实名制后，人们可能不太情愿用身份证注册手机号，所以通信运营商会暂时面临用户减少和短信用户减少的问题。&

I don't believe in make-believe!

我不相信这些虚构的故事。