优缺点

The observational equations have been derived using the three methods above which are based on high-low SST and low-low SST observational data respectively, at the same time, the shortages and merits of these three methods are analyzed. 3The problem of gravity field recovery can be attributed to the solution of over determined system of equations.

本文分别以高低卫卫跟踪和低低卫卫跟踪观测数据为基础，导出了基于上述三种方法的观测方程，并分析了它们的优缺点。3重力场恢复最终归结为超定线性方程组的求解问题。

Based on the old algorithm, introduce new Linear Feedback Shift Register, new Central Limit Theorem, Maclaurin Equation to generate uniform distribution, gaussian distribution, exponential distribution's random number respectively and analyze them, compares the difference between new algorithm and old algorithm.

在原有算法的基础上，提出了改进型线性反馈移位寄存法、改进型中心极限定理法和麦克劳林展开法，并对其作测试仿真，比较传统算法与改进型算法之间的优缺点。

Firstly, this paper introduce the present and prospective development, moreover compared advantage and short of different roll forming theory. Subsequently simplified process and analyzable model of channel section according to deforming elastic-plastic macro deforming finite element theory.

本文首先介绍了国内外关于辊式冷弯成型理论研究的现状与发展趋势，并比较了各成型理论的优缺点，随后在分析槽钢辊弯成型特点及其变形规律的基础上，以弹塑性大变形有限元理论为基础，对槽钢成型过程做出合理简化，建立分析模型，利用MARC软件对槽钢辊弯成型进行了三维有限元数值模拟分析。

And the application of the modifier in the magnesite products is described.

本文指出，镁质胶凝材料是一种优缺点都很突出的材料，分析了菱镁改性剂的主要作用和最新研究方向，概括了改性剂在镁质材料中的应用。

An introduction for forward topology multiple output DC/DC converter is made. A brief introduction was made to the two secondary side control technique, using magnetic amplifier and secondary side PWM regulator. And the differences between the two methods are compared.

摘 要：介绍了正激式DC/DC多路输出电源拓扑，简单介绍了两种精确调节技术：利用磁放大器进行后级调节和次级同步调节技术实现精确输出，并比较了其各自的优缺点。

Based on lots of literature and information, this paper has engaged in deep studies and brought forth a new kind of matchboard cement concrete pavement. Firstly, based on the theory of elastic thin slab and elastic subgrade, this paper has discussed the strong points and weaknesses of existed mechanics models of cement concrete pavements. Then, integrating each model's strengths and considering the practical conditions, this paper has put forward reasonable simulating models as well as basic mechanics hypothesis.

本课题在大量文献资料和作者深入研究的基础上，提出了一种新型企口板水泥混凝土路面结构，具体工作如下：(1)根据弹性薄板和弹性地基板基本理论，讨论了现有水泥混凝土力学模型的优缺点，并根据本课题的实际需要，综合各力学模型的长处，得到合理的力学仿真模型，并给出其基本假设。

The merits and demerits of two kinds of devices in which extracted available compositions in Ginkgo biloba leaves were compared by having used different menstruum.

通过使用不同溶剂比较了两种装置提取银杏叶中有效成分的优缺点。

Describe the merit and demerit of traffic signal control.

描述交通信号控制的优缺点 5。

Then summarize the theory, merit and demerit of the arithmetic of classic key-frame extraction.

然后比较系统地总结了经典关键帧提取的算法与原理及各自的优缺点。

Of Merit and Demerit; or, of the Objects of Reward and Punishment

第二卷论优缺点，或奖惩对象

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。