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.

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。

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。

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。

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

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。

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。

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。

When multiple outliers occur in linear regression model or the distribution of residuals is not normal, we can use residuals rank as weight function to get some resist estimator.

线性回归模型的误差项不服从正态分布或存在多个离群点时，可以将残差秩次的某些函数作为权重引入估计模型来减少离群点的不良影响。

Based on Pareto rank and penalty function, the multi-objective genetic algorithm is used to solve the flexible-interval preventive maintenance optimization problem.

运用基于Pareto秩和罚函数的多目标遗传算法有效解决了弹性周期预防性维修计划的优化问题。

Water resource restricts strictly the existence and development of Zhangye oasis cities and towns. It has significant influence on the scale rank, function characteristic, spatial distribution, and eco-environment of oasis cities and towns.

水资源是绿洲城镇存在和发展的重要约束因子，它影响到绿洲城镇的产业结构、空间格局、规模等级及生态环境。

The experiment results, showed that the magnitude of threshold is a key factor to the form of urban rank and function. The functions of advanced city contain all the functions of lower level city.

结果表明，对城市最终功能分工与等级体系的形成，门槛值的高低是一个关键因素；

Improving the Innovative Ability in the Teaching of Real Function and Functional Analysis

在《实变函数和泛函分析》教学中培养学生的创新能力

Primary Study on the Reform of Teaching Method of the Course Real Function

《实变函数》课程教学方法的改革初探

Some properties of real function discontinuity point

实函数间断点的某些特性

The Structure of the set of Continuous Points Of Real Function

实函数连续点集的结构

According to internal and external ring displacement curve function relation of piezoelectric ceramic actuator, precise model is proposed;

接着根据压电陶瓷内外环位移曲线的函数关系，提出本课题设计的压电驱动器模型算法，在精度和模型可实现方面进行了改善；

The Polycrystalline diamond ( PCD) has been applied widely in industrial fields as a new cutting tool material of high hardness and good wear-resistance. This thesis designed a type of PCD groove cutter by means of piston ring groove function.

随着聚晶金刚石（PCD）刀具材料在切削铝合金上的广泛应用，本文根据活塞环槽的性能要求及铝合金的切削特点，确定了PCD槽刀几何角度，设计了PCD环槽成型刀具。

The definitions, the function forms, the calculation methods and the significance on theoretical researches of the three distribution functions were discussed in this paper. They are radii distribution function, ring distribution function and plane distribution function of the wave function.

讨论了波函数的径向分布函数、环分布函数和平面分布函数的定义、函数形式和推导方法以及理论研究上的意义。

Hunan Power networks will be developed rapidly in the Eleventh Five-Year Plan Period. The problem of 500/ 220 kV electromagnetic ring network function becomes more and more serious.

“十一五”期间湖南电网发展迅速，500/220kV电磁环网运行问题日益突出。

Radii Distribution Function, Ring Distribution Function and Plane Distribution of the Ware Function

波函数的径向分布函数、环分布函数和平面分布函数