运用拉普拉斯变换推导出其两种求解方法：直接求解法和状态空间法。
Two solving methods are deduced using Laplace transform: the direct solving method and the state-space method.
从GM（1，1）的建模原理和模型结构特征出发，通过一系列的推导、变换，给出了直接从原始序列出发求解模型的方法。
On the basis of principle and struture of GM(1, 1)model, and a series of derivation and transformation, the direct model operation method from original sequence was given.
在类比了异步电机的基础上推导了开关磁阻电机的直接转矩控制方法。
It deduces the direct torque control for Switched Reluctance motor compared with the method used on the inductive motor.
根据电热基本原理和传热学理论推导出了直接电热电阻炉在恒压加热制度下，电热参数的计算方法。
Based on electrothermal principle and heat transfer theory, calculation formulas of electro heat parameters for direct resistance heating appliance are deduced in this paper.
本文通过公式的推导设计步骤的实例，提出用计算的方法直接确定基础的高度。
This paper works out design process by formula inference in example, puts forward that the height of pole base reinforced concrete can be made sure directly by calculating method.
直接法和间接法是零息票债券收益率曲线推导的两种方法。
There are two kinds of methods for deduction of zero coupon bond yield curve: direct method and indirect method.
根据地基规范中柱下单独基础设计方法，通过理论推导，给出了这类基础底面尺寸、基础高度、基础底板弯矩的直接计算公式。
According to separate under-based design methods, the direct calculation formulae of the basic bottom size, the basic height, and the foundation slab moment are put.
根据地表热辐射传导方程，推导出一个简单易行并且精度较高的演算方法，把大气和地表的影响直接包括在演算公式中。
In this paper, a new method with simple computation and high accuracy is developed on the basis of thermal radiance transfer equation of the ground.
推导了采用基于数字阵列坐标的直接线性变换方法的非量测普通数码相机方位元素解算方法。
The calculating equations for orientation elements of common digital camera are deducted using DLT method based on digital array coordinator assumption.
并基于保角变换数学方法和等值渗流阻力原理，直接推导气藏水平井层流产能方程。
Meanwhile, the paper directly derives the laminar flow productivity functions of gas horizontal Wells which based on the theory of equivalent porous flow and the math method of baojiao transform.
介绍了一种直接转矩控制系统的基本控制方法，推导了这种控制方法的理论依据，同时提出了死区补偿的新方法。
A basic control method for direct torque control system is introduced, the theory gist of this method is proved. A new method of dead time compensation is also put forward.
这个方法是根据周期函数的傅里叶级数的性质和利用数学的抽象性质，直接推导出另外三种形式的傅里叶变换。
According the basic properties of Fourier series of period function and using of the abstract nature of mathematics, the method directly derives other 3 kinds of Fourier transform.
本文综合比较了目前常用的赋形设计方法，并通过物理光学、几何光学理论公式的推导，提出了一种反射面直接赋形的方法。
Comparing the shape design method that is in common use currently, deducing the physical and geometrical optics theory, this article advanced a direct-shape method for the reflector.
研究了影响直接成像光谱仪信噪比的主要因素，给出了主要噪声源噪声的计算方法，并推导出直接成像光谱仪信噪比的计算公式。
The major factors which influence SNR of Direct Imaging Spectrometer ( DIS) are studied and the formulas of main noises from noise sources are given, finally the SNR formulas of DIS are deduced.
研究了影响直接成像光谱仪信噪比的主要因素，给出了主要噪声源噪声的计算方法，并推导出直接成像光谱仪信噪比的计算公式。
The major factors which influence SNR of Direct Imaging Spectrometer ( DIS) are studied and the formulas of main noises from noise sources are given, finally the SNR formulas of DIS are deduced.
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