Process of calculation and derivation of formula for process of gas burning and the theories of jet current are listed.
比较详细的列出了燃气燃烧过程和射流理论的计算过程和公式推导；
The result of the example shows that this method is sufficiently accurate. The hypothesis in the derivation of formula and…
给出了公式推导中的假设和公式适用的条件，并对一些问题进行了讨论。
The derivation of formula and the analysis of related parameters are made for the mask method. The errors introduced by mask method are calculated.
对掩模法进行了公式推导及相关参数的分析确定，并对掩模法所能引起的误差进行了估算。
The formula of reliability index is calculated in the origin space directly, so derivation and orthogonal transformation are avoided.
所用的可靠度计算公式直接在基本变量空间中求解，避免了繁琐的求偏导数和正交变换工作。
The derivation of acid base titration error formula is a difficult point as well as an important point in teaching analytical chemistry.
酸碱滴定误差公式的推导是分析化学教学的一个难点，也是一个重点。
In the paper, we proposed the formula of the multiresolution representation for the second derivation, and compared their difference.
本文导出了二阶导数的多分辨表示公式，并与有限差分表示进行了比较分析。
The corresponding mathematic model has been established in accordance with the physical definition of the density and the expansion coefficient through formula derivation.
根据密度和膨胀系数的物理定义，通过公式推导，建立了相应的数学模型。
The improved formula not only has the more simple form for the derivation of the function, but also much less computer time than the Lagrange method.
与常用的拉格朗日插值方法相比，改进后的公式不仅一阶导数形式简单，而且计算量也小得多。
Through theoretical analysis and derivation, a formula for calculating active power economic distribution among any number of hydro and thermal power units was obtained under ignoring system losses.
通过理论分析和推导，得出一组在不计网损下，任意多个水、火电厂之间有功功率经济分配的计算公式。
This paper introduces the characteristic, the main structure parameters design and the formula derivation of the transverse teeth, as well as the application of it in electric tool carrier.
介绍了端齿盘的特点、主要结构参数设计和公式推导及其在数控电动刀架中的应用实例。
In this paper, the working principle of the circuit and the formula derivation of key parameters are presented.
文中详细分析了电路的工作原理，并给出了关键参数的公式推导。
The design idea and regulations of the non-numerical program can be used in other similar cases. This program can greatly afford facilities for the formula derivation.
这种非数值计算程序设计思想及规则可用于其它类似场合，大大减轻人工推导的负担。
From the system efficiency formula derivation, the influential factors of system efficiency were considered.
本文从系统效率公式推导，分析了影响系统效率的主要因素。
This paper describes the principle, derivation of the engineering formula, software functions and characteristics of a microcomputer controlled dynamic length measuring device for red-hot steel plate.
本文叙述了微机控制的红热钢板动态测长仪的原理、工程公式的导出、软件功能及其特点。
Analyzed are principles of throttling expansion process and isentropy expansion process and derivation formula is adopted to identify the essential distinction of the both theoretically.
分析节流膨胀与等熵膨胀的原理，通过推导公式，从理论上找到二者的本质区别。
Through derivation the general formula is obtained, which reflects the flow dynamic factors, the characteristics of river-bed geometry and boundary.
经推导，得到了反映水流动力因素、河床几何尺寸和边界特征的河床稳定性综合指标一般表达式。
A concise derivation of the pressure formula of ideal gases is given by considering the gas molecules moving within spherical container.
本文从球形容器中理想气体入手，用一种简单易懂且不失一般性的方法，推导出理想气体压强公式。
The introduction of the concept of the temperature-time integral avoids complicated mathematical calculation in the derivation. A very simple and convenient formula of the thermal conduct...
在推导过程中，由于引入了温—时积分概念，避开了复杂的数学运算，导出了极为简便的导热系数计算公式。
The introduction of the concept of the temperature-time integral avoids complicated mathematical calculation in the derivation. A very simple and convenient formula of the thermal conduct...
在推导过程中，由于引入了温—时积分概念，避开了复杂的数学运算，导出了极为简便的导热系数计算公式。
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