查询词典 mixed differential parameter

This paper gives the probabilistic interpretation for one system of the second order quasilinear parabolic partial differential equations combined with an algebra equation using fully coupled forward-backward stochastic differential equation.

本文利用完全耦合的正倒向随机微分方程，对一类耦合了一个代数方程的二阶拟线性抛物型偏微分方程系统，给出概率表示。

The solution can't already behalf the real movement of the constraint multibody system so the default of the constraint equation must be restrained; On the other hand is how to turn the differential — algebra hybrid equations into the pure differential equations effectively.

得到的解已经不能表示约束多体系统的真实运动，所以必须对约束方程的违约进行抑制；另一方面是怎样有效地将微分—代数混合方程组化为纯微分方程组，运用求解微分方程组的计算方法求解。

Since the different dynamics methods such as Newton-Euler method, Lagrange's equations and other methods can be used to develop the dynamic equations of global system, the two different forms of the dynamic equations are ordinary differential equations and differential algebra equations.

通过结合有限段法和多体系统动力学离散时间传递矩阵法，形成了非线性梁有限段离散时间传递矩阵法，该方法保留了有限段法适用于几何非线性大变形分析、自动考虑动力刚度项等优势，又保留了DT-TMM-MS建模方便灵活的特点。

Mathematics and Physics in the 19th century, another major achievement - Fourier analysis of the development of the simulator played a direct role in promoting. The late 19th century and early 20th century, have made a variety of computing the Fourier coefficients of the differential analyzer differential analysis reconciliation and so on.

19世纪数学物理的另一项重大成就——傅里叶分析，对模拟机的发展起到了直接的推动作用。19世纪后期和20世纪前期，相继制成了多种计算傅里叶系数的分析机和解微分方程的微分分析机等。

But when trying to promote the differential analyzer solution of partial differential equations and the use of simulators to solve the issue of scientific computing in general, people come to realize the simulator and in the common areas such as precision limitations, and focus turned to digital computers.

但是当试图推广微分分析机解偏微分方程和用模拟机解决一般科学计算问题时，人们逐渐认识到模拟机在通用性和精确度等方面的局限性，并将主要精力转向了数字计算机。

Currently the technology of blood cell analyzer in our country has made much progress,and three-part differential technology has grown up.Additionally, the five-part differential blood cell analyzer has been developed by Mairui Company.

目前我国血细胞分析仪技术水平发展已经取得不错的成绩，三分类的技术已经成熟，五分类血细胞分析仪迈瑞公司已开发出成品。

The morphology, composition, diameter, size and size distribution, differential thermal and weight loss of MoS2 particles were measured by X-ray diffraction, transmission electron microscopy equipped with an energy-dispersive X-ray spectrometer, Zetasizer analyzer and differential thermal and thermogravimetric analysis in air.

用X-射线衍射、透射电子显微镜、能谱、粒度分析仪以及差热－热失重分析等分析手段，考察了产物粒子的形貌、成分、尺寸及尺寸分布、差热－热重的情况。

For example, at least 15 Chinese companies now produce an automated three-part differential hematology analyzer; the same number is probably making automated chemistry instruments that are doing fewer than 400 tests per hour. A lot of these companies are also working on five-part differential devices and higher-throughput chemistry analyzers.

举个例子，至少有15家中国公司生产全自动三分群血细胞分析仪，这其中一些公司同时在开发五分群设备和高通量化学分析仪。

The paper first constructs the relating technology framework between coal low temperature self-heating thermal properties parameters and spontaneous combustion, by means of testing on coal samples of diffusibility relative to oxygen, gas-producing simulation in self-ignition process, adiabatic oxidation process, coal spontaneous combustion processing simulation, coal basic physical and chemical parameters, thermal analysis by differential scanning calorimeter , differential thermal analyzer , Thermogravimeter .

通过对试验煤样进行煤对氧的扩散特性试验、煤自然发火过程中气体产物模拟实验、DSC差示扫描量热热分析测试、DTA与TG热分析测试、煤自然发火绝热氧化过程试验、煤自然发火过程模拟试验、煤基础物理化学参数测试的试验研究，就煤对氧的扩散与吸附特性、煤自燃氧化过程中的热力特性与气体产物特性及其与煤自然发火过程之间的相关特性进行了较系统的研究，初步建立了煤低温氧化自热热物理特性参数与煤自然发火之间相关联的技术内涵。

Firstly, illustrate the fundamentals (differential-integral optimizing theory) of the category of algorithms briefly in the sight of differential and integral calculus. Then two examples of the category of algorithms are listed.

首先从函数逼近的角度论述了数值积分与全局最优化的关系，随后从微积分的基本原理和定积分的定义出发对该类算法的几何意义和数学基础作了简要论述；在此基础上给出了该类算法的几个具体实现。

We are forbidden from giving money to these shoeless, skinny children, as this will perpetuate begging.

向光着脚，骨瘦如柴的孩子施舍是不可以的，因为要招来无休无止的乞讨。

It would be hard not to fall victim to some sharpeyed policeman.

要想不被某个目光锐利的警察抓到，谈何容易。