优缺点

Finally, to explain the advantage and shortcoming of nonparametric analysis and parametric analysis, and introduce some main shapes of nonpametric regression model: Fourier series, kernel estimators, and spline smoothing. In the meantime, we give the approximate theory and approximate distribution theory of these methods.

阐述了非参数回归分析和参数回归分析的优缺点，介绍了非参数回归模型的几种主要形式：富氏级数，核估计量和样条平滑，给出了这些方法的逼近理论和逼近分布情况。

The basic measurement method of Photometric quantity and the fundamental theory of flicker are presented in the second part of thesis. Some influencing factors of flicker are introduced, and then three recent method of evaluating methods are analyzed.

第二部分内容包括光度学测量和人眼生理学上关于闪烁的理论基础，对影响人眼闪烁感知的诸多主客观因素一一列举分析，并对现在几种典型的评价显示器闪烁的方法作了描述，并简单分析了各自的优缺点。

Protection schemes based on the zero sequence fundamental voltage and the third harmonic voltage and the injection voltage are presented in this paper, and based on which, the factors which affects the protection schemes based on the zero sequence fundamental voltage and the relevant measures is presented.

本文在对基波零序电压型定子接地保护、三次谐波电压型定子接地保护和外加电源式定子接地保护各种方案的构成原理及其优缺点进行分析的基础上，详细分析了影响基波零序电压型定子接地保护的各种因素，并提出了相应措施。

Meanwhile, the author also described some controls on A. albopictus such as chemical controls using pesticides, repellents, and attractants; bio-controls using algae and Gambusia affinls, and the environmental management of these controls.

同时，本文还阐述了白纹伊蚊的一些控制方法，如利用杀虫剂、驱避剂、引诱剂等的化学防治法；利用水藻、食蚊鱼等的生物防治法的优缺点，以及白纹伊蚊的环境治理。

After analyzing the advantages and disadvantages of different kinds of gasholders, SINOPEC Cangzhou Branch adopted the roller shutter dry seal gasholder to recover and store gas.

比较了几种不同形式气柜的优缺点，中国石化沧州分公司炼油厂选用了卷帘型干式气柜对瓦斯气进行回收和储存。

Firstly, combine the feature of geographical network topology model and rail traffic, the advantage and disadvantage of two geographical network topology are analyzed, the whole process of Digital Track Map modeling is studied according to the above modeling method.

首先，论文结合地理网络拓扑模型和轨道交通的特点，分析了两种地理网络拓扑数据模型的优缺点，并将两者结合起来研究了数字轨道地图建模的全过程。

Keywords : quantum search algorithm; geometric interpretation of Grover's iterative procedur

在Grover算法中，结合量子的物理特性，分析了Grover算法的优缺点。

First of all,the procedure and methods of the implementation of the STEP neutral file are introduced,and the EXPRESS representation for the geometric and non geometric entities of a 2D engineering drawing are also discussed.

首先简要介绍了STEP中性文件实施的过程和方法，以及二维工程图IGES和STEP实体的对应关系，然后介绍了二维工程图基本几何实体和文本注释、尺寸标注等非几何信息的EXPRESS描述，及其映射生成STEP中性文件的方法，并给出一个实际工程图的STEP中性文件（由自行研制的AP201应用工具的后处理器生成），最后对STEP中性文件的优缺点进行了评价。

It actualizes stability control in the Googol linear Inverted pendulum system, and analyses the advantage and disadvantage through the simulation result.

成功地在固高公司的倒立摆台体上实现稳定控制，并且在仿真结果中分析了其优缺点。

At present, group key management mainly divided into goup key distribution and group key agreement, both of them have their own character and can be used in different applications.

目前已有的组密钥管理协议主要包括组密钥分配协议和组密钥协商协议，总体来说，他们各有优缺点，适用于不同的情况。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。