查询词典 advantages and disadvantages

According to the test result on performance comparison among imported high-performance lifting chain, steel wire and domestic lifting chain, which was organized by Beijing Railway Administration, the essay analyzes the advantages and disadvantages of applying imported lifting chain in loading and unlading operation, and points out the safety notices of application.

摘要根据北京铁路局组织的进口高性能吊链、钢丝绳及国产吊链的性能对比试用结果，分析了进口吊链在装卸作业中应用的优点与不足不处，提出了使用时的安全注意事项。

This paper describes the working principles and performance characteristics of various solar-powered absorption and solid absorption cooling systems,analyses current trends in solar-powered chillers'advantages and disadvantages,puts forward its feasibility and some details wanted to be improved.

介绍了不同形式的太阳能吸收式和吸附式制冷系统的工作原理及工作特性，分析了当今以吸收式和吸附式为主流的太阳能制冷系统的优缺点，提出太阳能制冷系统真正达到可行性及实用性所需改善的环节。

According to the circumstances of dust emission in the cement plant, this design put forward the details of the air holder and blast pipe net design, analyzed the advantages and disadvantages of the bag dust collector and the electricity dust collector, and chose the suitable dust collector and air pipeline.

针对水泥窑尾的粉尘排放情况，提出了详细的集气罩和送风管网的设计方案，仔细分析比较了窑尾电、袋式除尘器的优缺点及处理效果，选择了合适的除尘器和风机。

Then the surface reconstruction that includes data fitting and fairing technology is studied mainly and many fitting methods are analyzed in all respects, including compare their advantages and disadvantages, At last some reasonable methods are selected and is used in cams reverse engineering that are parts of cigarette machine at high speed, At the same time the precision of the reverse result is analyzed in detail.

然后对曲线曲面重构即数据拟合及光顺技术这一关键技术做了重点研究，从不同角度研究了多种拟合方法，比较了它们的优缺点，选择了比较合理的拟合方法对高速卷烟机上的凸轮进行反求，并对反求结果进行了详细的精度分析。

The effects of different steel bars and their various methods of connection on macrocell corrosion were analyzed, and the advantages and disadvantages of connection methods of steel bar were evaluated in terms of concrete structure durability.

根据参比电极扫描采集的电极电位数值曲线，分析了各种钢筋及其不同连接方法对其宏电池腐蚀的影响，并从混凝土结构耐久性的角度对各种钢筋连接方式的优缺点进行了评价。

This paper compared these three kinds of methods and gave a brief description of their advantages and disadvantages, practical, and development prospects. Besides, development direction of the rapid test of pesticide residues in our country's.

将这3种方法进行了比较，简要叙述了它们的优缺点、实用性及发展前景，并分析了农药残留快速检测技术在我国的发展方向。

The working methods and principles of the ditching machine coming from home and abroad are analyzed and compared in this paper. By combining the present planting style of rape in the southern area of our country and the large scale usage of small rotary cultivation machine, the advantages and disadvantages of ditching mode between former and post-position are compared. Finally, the ditching components of disc pattern are designed by adopting the post-position to realize the mechanization of ditching in rape planting.

本文分析比较了国内外开沟机械的工作方法和原理，结合我国南方现有油菜种植方式及现有小型旋耕机大量使用的现状，比较了前置和后置式开沟方式的优缺点，采用后置式开沟方式设计圆盘式开沟部件，实现油菜种植机械化开沟和覆土。

This thesis mainly researches the development of international emission trade on theory and discusses its problem and trend. Also this thesis focuses on China emission trade, especially on its advantages and disadvantages, and analyses its status quo and trend.

本论文研究重点是减排国际贸易发展，从理论角度研究这种新的国际贸易模式，探讨其存在的主要问题及其发展趋势；另一个重点是研究中国减排贸易，分析其现状及其发展趋势，特别关注其利弊，研究如何掌握。

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。

Chapter Four ascertains ambits of the Northwest China, analyzes resource and environment situations, and illuminates advantages and disadvantages of resource and environment in Northwest China.

同时，由于国内外环境条件的变化，西部开发不可能像东部一样在很短时间内(20年)取得大的成效，而且也很难达到东部开发所取得的效果。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。