Beginning programmers quickly discover that the textual representation of a number differs distinctly from a numeric variable on which programs can perform mathematical operations.
早期的程序员们很快发现了数字的文本表示与程序能在上面执行数学运算的数字变量显著不同。
This section of the course develops the mathematical concepts used in statistics. Three ideas are essential: Random Variable, Density Functions, and Expectations.
此部分课程扩展了统计学中的基本数学概念。三个基本想法如下：随机变数，密度函数与期望。
We are working to create this dynamics model by creating addition variable on the CFG file that will accurately simulate our mathematical flight parameters.
我们正在努力通过创建另外的CFG文件，将准确地模拟飞行参数的数学变量此动力学模型。
Tube mill pulverizer system is a multi variable and strong coupling process, which is difficult for mathematical model establishing.
中储式球磨机制粉系统是一个多变量、强耦合的对象，数学模型难以建立。
The two basic modes of mathematical model-behavior mode and state variable mode, along with the isomorphic and homomorphic relation between models and real system are described.
系统数学模型的基本模式：行为模式和状态变量模式以及在状态变量模式下的同构与同态系统；
On the basic of former engine, the angle variable partial program of the fan and compressor guide vane of engine mathematical model is been renewed.
在原发动机模型的基础上，补充编制了发动机数学模型的风扇和压气机导叶角度可调的部分程序；
The mathematical morphology based on improved algorithm to detect infrared targets is designed for the variable size of targets.
针对红外目标尺寸不定的实际情况，提出了对基于数学形态学的红外目标检测方法的改进。
Mathematical expectation is one of the important digital features of random variable.
数学期望是随机变量的重要数字特征之一。
Mathematical model of adaptive variable structure of control system for DC servo robot was established with nonlinear sliding mode formed with saturation type scalar functions.
采用饱和型标量函数构成非线性滑模建立直流伺服机器人控制系统的自适应变结构数学模型。
Based on gradation decreasing dimension discrete variable optimum method, for established the mathematical model calculated.
基于分层降维离散变量优化方法，对建立的数学模型进行了计算。
In this paper, the mathematical model of DFIG and variable pitch system is established.
本文分别分析了双馈发电机和变桨距系统的数学模型。
The paper develops a general mathematical model of time delay relays and gives the subprogram flow charts to realize definite and variable time delay relays with a computer.
本文在建立时间继电器一般数学模型的基础上，提出了实现定时限，变时限两类数字式时间继电器的子程序流程图；
That is used in mathematical or logical expressions to represent a variable quantity .
用在数学或者逻辑表达式里代表一个可变量的符号。
The variable speed control for freeway traffic is a nonlinear and time variable system, it is difficult to model with a mathematical model. A neural network control method is put forward.
针对高速公路可变速度控制是一个非线性时变系统，难于用数学模型准确建模这一特点，提出了神经网络控制方法。
It is introduced the basic concept, mathematical expression and design problems of the variable structure system and the application of AC motor speed adjustment system.
介绍变结构系统的基本概念、数学表达设计问题及其在交流电机调速系统中的应用。
With regionalized variable as its kernel and theory base, the method is a kind of mathematical geological method using spatial correlation and variation functions as its basic tools.
该方法是以区域化变量为核心和理论基础，以空间相关和变异函数为基本工具的一种数学地质方法。
A new nonlinear optimization method called variable metric gradient projection method is presented. It is a combination of mathematical programming with optimality criterion.
本文将数学规划法与优化准则法有机地结合起来，导出了一种新的优化方法——变尺度梯度投影法。
This paper expounds the mathematical theory of Monte Carlo method, and the random variable sample method of parameters in the calculation process of gas reserves in conjunction with examples.
论述了蒙特卡洛方法的数学原理，并结合实例阐述了在天然气储量计算过程中各计算参数实际分布产生随机变量抽样方法。
Stoker is system of multi - variable which is difficulty to establish accurate mathematical model, so that usual PID is not ideal result.
链条炉是一种多变量系统，难以用比较准确、实用的数学模型来表示，所以用常规的PID控制难以达到理想的控制效果。
This paper gives a strict mathematical definition for F-ron dom variable and its main properties. It also provides the theoretical foundations for researching the F-random process.
本文对F—随机变量给出了一种数学定义及其主要性质，为进一步研究f—随机过程提供了理论基础。
A mathematical model whose variable is water head can simulate the effects of water head and properties of subsurface irrigation pipe on irrigation.
以压力水头为因变量的数学模型可以模拟供水压力和灌水器特性对灌溉效果的影响。
The Mixed Discrete variable Complex Programming method (MDCP) is used to solute the mathematical model of oil pipeline.
用MDCP法(混合离散变量组合形法)求解输油管道优化运行的数学模型，可以比较好地解决这一问题。
A mathematical definition of variable minimal unsatisfiability (VMU) is introduced to drive this abstraction refinement process.
引入变量极小不可满足（VMU）的数学概念来驱动抽象精化的验证过程。
Experimental Verification: Theory formula is the average value of the random variable mathematical expectation (estimated) formula.
实验验证：理论平均值公式就是随机变量取值的数学期望(估计)计算公式。
This paper gives a strict mathematical definition for discrete's mode of f-random variable. It follows f-markovian chain and pro ves that the equation of chapman-holds.
本文对离散型f—随机变量给出了一种严格的数学定义，由此引出了F—马尔可夫链，并证明了切普曼—哥尔莫哥洛夫方程仍成立。
Because its occurring conditions, factors and mechanism are variable and complex, it is very difficult to develop a precise mathematical model to make the overall description.
由于污垢产生条件、影响因素及作用机理的复杂性，目前很难用一个数学模型对其进行准确的描述。
A symbol that is used in mathematical or logical expressions to represent a variable quantity.
用在数学或者逻辑表达式里代表一个可变量的符号。
Based on the study of the lathe principle and peeling curve the thesis developed mathematical model of variable-speed feeding system to guarantee the even veneer thickness.
本论文通过对无卡轴旋切机原理和旋切曲线的研究，推导出了变速进给系统的数学模型，以保证所旋切的单板厚度均匀。
Based on the study of the lathe principle and peeling curve the thesis developed mathematical model of variable-speed feeding system to guarantee the even veneer thickness.
本论文通过对无卡轴旋切机原理和旋切曲线的研究，推导出了变速进给系统的数学模型，以保证所旋切的单板厚度均匀。
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