优缺点

The article introduces and compares the principle,advantages and disadvantages of and several aflatoxin analysis method.

简单介绍了几种在黄曲霉素日常检测中经常应用的分析方法原理和优缺点，并进行了比较。

Objective To investigate the imaging features and the methods of early etiological diagnosis of aneurismal subarachnoid hemorrhage, and to evaluate their advantages and disadvantages objectively.

目的 探讨动脉瘤性蛛网膜下腔出血的影像学特征及早期病因学诊断方法，并客观评价其优缺点。

According to the variable parameters, which are continuum or discrete, an algorithms are over viewed, such as homogenization method, variable density algorithm, variable thick algorithm, moving asymptotes algorithm, simulated annealing algorithm, genetic algorithm, relative difference quotient algorithm and Tabu search technique.

按照设计变量，叙述了连续变量和离散变量拓扑优化设计的一些常用算法，其中包括均匀化方法、变密度法、变厚度法、移动渐进算法、模拟退火法、遗传算法、相对差商法和Tabu搜索法，并对各种方法的优缺点进行了比较；对二维和三维复合材料的拓扑学优化设计研究现状和方法进行了阐述；提出了拓扑优化设计复合材料的未来研究方向。

After analyzing the influence of consumption environment to auto credit, comparing strengths and weakness of different attenders.

本文在分析了我国汽车消费环境对汽车信贷的影响和国内汽车信贷模式优缺点的基础上，明确了国内汽车信贷服务的主体，提出建立专业的汽车金融服务公司，并对其模式选择、融资渠道进行了介绍。

In this essay, I would like to take a closer look at the boons and banes of such a trend.

本文我将讨论趋势的优缺点。

Model PMG series high efficient ball mill have been designed with the merits of open circuit grinding system and important renovations on traditional ball mills. Besides they have all the good advantages of open circuit mills, production capacity has been raised substantially, product becomes super fine and blains have been increased. It has provided a new type of grinding equipment for producing high strength grade cement with high output and super finess.

PMG 型系列高效球磨机是在开流粉磨系统所具有的优缺点中扬长避短而设计的高效球磨机，对传统的球磨机做了重大的改进，除具有开流粉磨系统一切优点之外，与同规格的球磨机相比， PMG 型系列高效球磨机产量有了大幅度的提高，且粉细、比表面积增大，实现高产、高细，为生产高标号水泥提供了一种新型的粉磨设备。

Several methods for the preparation of mesoporous carbons are reviewed in this paper.

综述了中孔炭材料的制备方法，详细介绍了近年来新兴的模板法制备中孔炭材料在国际上的研究进展，并评述了中孔炭材料制备方法的优缺点。

In this paper the properties of ultrafine particle catalysts were investigated and some of available preparation methods discussed.

介绍了超细粒子催化剂的性质及现有的一些制备方法，并对制备方法的优缺点进行了评价。

A wide variety of options exist for back caps, collets and collet bodies, gas lenses and nozzles, all of which offer distinct advantages, disadvantages and cost considerations.

存在多种选择回帽，夹头及夹头团体、气镜片喷嘴、所有这些都为鲜明优缺点及成本考量。

In the thesis, research on network vulnerability analysis and IP traceback is discussed.Under the background of "IP network topology and analysis of performance based on network detection" supported by NSFC, Distributed Network Measurement and Analysis Infrastructure, the cooperant result of our workgroup, is discussed, and also the significance of network vulnerability analysis and IP traceback research in DNMAI; Several existing advanced vulnerability analysis methods and models are compared and summarized. Advantages and disadvantages of each technique are discussed in detail.

论文以国家自然科学基金重点项目(基于网络探测的IP网络拓扑发现和性能分析)工作组提出的分布式网络测量和分析基础架构为背景，在网络脆弱性分析和反向追踪方面做了一些研究工作：说明了脆弱性分析和反向追踪研究在DNMAI架构中的意义和作用；对现有网络脆弱性分析领域的几种先进模型和技术进行分析、比较和综述，详细讨论了各种技术的优缺点。

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。