Using ray tracing code and optical path function, optimization calculation is carried out on a grazing incidence soft x ray flat field spectrometer with toroidal mirror as prepositive optic system.

This paper mainly discusses how the theory of light path function is used to determine the recording parameters and working parameters of ⅳ type grating and some design examples are also given.

本文着重讨论如何应用光程函数理论来确定IV型光栅的记录参数和工作参数，并给出设计实例。

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This paper presents the method that a digital clock is designed with Win32 API path function in Delphi. This clock has a function of counting time.

介绍在Delphi中利用Win32API路径函数设计一个具有计时功能的数字时钟的方法。

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Simulated annealing algorithm ( SAA) is briefly introduced. Three important reference functions including porosity, two-point probability function and linear path function for constructing digital core are listed.

简要介绍了模拟退火算法，给出了用于建立数字岩心的三个重要参考函数：孔隙度、两点概率函数和线性路径函数。

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An elementary proof of an operational property of pure function in a matrix is dealt with by means of the polynomial expression in tnis article, i. e. Let A be an nxn-matrix in complex field.

本文利用矩阵纯函数的多项式表示来给出矩阵纯函数的复合函数运算性质的一个初等证法.即证明：设A为复合域上的n阶方阵，（？）

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Since the ownership of collective land is the source of present problems in rural arears, we should reform such mechanism and entitle peasants the complete right to land, restore its pure function of production materials.

鉴于集体农地所有权是当前中国农村问题的根源，所以必须对其进行改革，赋予农民完整的土地权利，变革农地的功能结构，恢复其单纯的生产资料功能。

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From pure function of cold warm to power symbol and the aesthetic needs, every step of the development is accompanied by its attributes changes, such as structure, style and color.

从单纯的驱寒保暖到权势象征再到审美需要，每一步的发展都伴随着其结构，样式及颜色等服装属性的变化。

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The Update About Array in Pure Function Languages ( I)

函数式语言中的数组更新（I）

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The State Transformer& Calling of Pure Function I/ O

纯函数式语言的状态转换器与调用

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This is an example of a pure function, a concept I'll investigate further in a future installment.

这就是纯函数的一个例子，在后续部分会对此做详细介绍。

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An elementary proof of an operational property of pure function in a matrix

关于矩阵纯函数的一个运算性质的初等证法

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The driven force calculated according to pressure gradient is further fitted as Ramp function, by which the analytical expressions of the valves vibration can be easily solved, and the heart sounds are then synthesized.

根据瓣膜两侧血压差计算受迫力，并用Ramp函数拟合。求解瓣膜振动的解析表达式，进而合成心音信号。

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The correction methods and equations can be used for dynamic and quasi-static calibrations of pres-sure, force and other transducers in transient excited methods of step or ramp function inputs.

这一修正方法及修正公式可广泛应用于凡是用瞬态激励法（阶跃函数输入和斜坡函数输入）对压力传感器、力传感器以及其它各种传感器的动态和准静态标定中。

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A special method of Fourier transform for a kind of functions, say, step function, Ramp function and other functions that can be turned into impulse functions by differentiation is described in this paper.

讨论了阶跃函数、斜升函数和经多次微分后能得到一系列冲击函数的特殊函数傅里叶变换的求解方法。

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In this example, a finite sum of harmonics for approximation of a ramp function is demonstrated graphically for the parameter variation of number of total harmonics.

本例图示以有限谐波级数和近似斜坡函数随总谐波数量之变化。

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Different waveform signals such as ramp function, step function, pulse function and exponential function are available by changing the parameters of the signal generator.

通过改变信号发生器的参数，可方便得到斜坡、阶跃、脉冲和e函数等各种不同波形的信号。

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According to this model, the expression of the displacement of its moving parts is obtained when the input is the ramp function.

据此，当输入为斜坡函数时，得出了机床移动部件的位移表达式。

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The corrections of effect of ramp function turn-off and inversion computational methods to the TEM

TEM法斜坡函数断电效应的修正及正反演计算

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According to Huygens Principle, the computation of the second rank field of a flat plane can be solved by calling the first rank field function twice, so ray trace is the key.

根据惠更斯原理，平板二阶场的求场可以转化为一阶场的迭加，因此射线追踪就是平板二阶场计算的关键。

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In this paper, admissibility of linear prediction in finite populations with arbitrary rank under matrix loss function ( d-Qy)( d-Qy)' and quadratic loss function ( d-Qy)'A ( d-Qy).

本文分别在矩阵损失函数（d-Qy）（d-Qy）′和二次损失函数（d-Qy）′A（d-Qy）（A≥0已知）下研究了任意秩有限总体中线性预测的可容许性。

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While the administrative power is believed as the qualification or superiority of administrative organization or administrative personnel, who organize and manage the routine work within the scope of official duty according to the regular rank level and function post in certain organization system.

行政权力是行政组织或行政人员在一定的组织管理系统中按照固定的级别层次和职能划分，对职责范围内的事务性工作进行组织和管理的资格或优越性能。

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