查询词典 mathematical notation

Set of the fractal supply chain similarity and self-similarity measuring index and mathematical model based on fractal method to analyze similarity were presented.

给出了分形供应链的相似性及自相似性评价指标集及基于分形方法的定量分析相似度的数学模型。

A mathematical expression describing the change of the newly defined damage variable against the strain is also derived.

并从理论上导出了所定义的损伤变量随应变变化的数学表达式。

In mathematical terms, the character set defines the set of all characters used in a language.

字符集以数字形式定义了一种语言中使用的所有字符。

This text utilizes the stability theory of differential equation, establishes the mathematical model of praying on the relation among the living beings, then according to the characteristic of differential equation group set up, through analyze to its equalization point,discuss the rail line distribution situation and overall stability, studies the dynamic change situation of every species during sufficient long time slot.

摘要本文利用微分方程稳定性理论，建立生物间捕食关系的数学模型，然后根据建立的微分方程组的特性，通过对其平衡点分析，轨线分布情况以及全局稳定性的讨论，研究出各物种在充分长时间段中的动态变化情况。

Using the sectional force and torque balance method to consider the effects of load force and temperature,provides a more completeness and systematic mathematical model.The working characteristic of bimetal strip is expressed by equivalent network.

采用综合考虑负载作用力及温度影响的分析条形双金属片的截面力－力矩平衡法，给出了较完整系统的数学模型；将双金属片用等效网络表示，用网络分析手段求解温度继电器、热继电器的工作参数；分析了在比弯曲最大的条件下各层界面、表面应力关系。

We derived an analytical expression of ion concentration distribution and the mathematical model of the induced polarization potential and the spontaneous potential for water bearing shaly sandstone from the conservation law of charge and the conservation law of matter.

由电荷守恒定律和物质守恒定律，推导出毛管中离子浓度分布的解析表达式，建立了描述含水泥质砂岩激发极化电位和自然电位的数学模型。

Combined with experimental results and results of theoretical calculation, by means of mathematical analysis, the charge distribution in a flat double layer is investigated.

结合实验测试结果和理论计算结果，通过数学分析探讨了平板双电层中的电荷分布描述问题，考虑介电常数的变化情况将更好地表示实际的双电层电荷分布。

According to conservation of mass, this article establishes a kind of mathematical model for the equation equilibrium of chemical reaction, and also gives its solution both by man and by computer.

本文根据质量守恒定律建立了一种配平化学反应方程式的数学模型，并给出了模型的人工解法和计算机解法。

According to conservation of Mmass,the article establishes a mathematical model for the equation equilibrium of chemical reaction,and gives its solution both by man and by computer.

本文根据质量守恒定律建立了配平化学反应方程式的数学模型，并给出了模型的人工解法和计算机解法。

Considering all the possible reaction products, a chemical reaction equation was established and a mathematical model of formulation design was obtained.

论述了混合炸药配方设计的基本思想，对含金属混合炸药，在考虑所有可能生成产物的情况下，给出爆炸反应方程式，得到了其配方设计的数学模型。

Chinese traditional virtue is humility and wariness,the compliment and praise to the others should be declination

中国人的传统美德是谦虚谨慎，对别人的恭维和夸奖应是推辞。如

We bought this house on the never-never.

我们以分期付款的方式买下这座房子。