必要性

Then the author analyses the actuality of entironment conservation of the Lantsang-Mekong Sub-region and we have liabilities to conserve it because it is not only abundant in natural resources, manifold wild propagation, but also the marsh supplies important life source for coastwise and ambient residents.

接着分析了澜沧江——湄公河次区域生态环境保护的现状和对其保护的必要性，因为该次区域内不仅自然资源丰富，野生动植物种类多样，而且这一湿地生态系统为沿岸及周边地区的居民生活提供了重要的保障，是该次区域经济发展的支柱。

The power coefficient of the group multi-layer decision support system is investigated. Considering the factor of the group, the point estimation way is improved and realized.

3研究了群体多层决策支持系统中的权系数问题，讨论了复杂工业过程决策支持系统多目标分层的必要性，考虑到群体因素的作用，改进并实现了群体多目标权系数的点估计方法。

Well controlled VC surface layers with a low coefficient of friction can be made up to 15 microns thick.

Oslash；减少了35%~50%的能量使用，消除了多重热处理步骤的必要性

Formerly a fiduciary coemption took place for the purpose of acquiring power to make a will, for women, with some exceptions, did not then have testamentary capacity unless they had made fictitious sales of this kind, and after having been resold, were manumitted; but the Senate, at the suggestion of the Divine Hadrian, abolished this necessity of making a fictitious sale.

实行这种信托买卖婚一度也曾经是为了立遗嘱；当时除某些人外，妇女实际上不拥有立遗嘱的权利，除非他们在实行买卖婚后又被退卖并且被解放。但是，元老院根据哈德良皇帝的倡议取消了施行这种买卖婚的必要性。

The problem of the necessity that builds from religious legal system, feasibility, existence and the outlet that solve put forward very cogency and good proposal, build the system of theory of religious legal system that has Chinese distinguishing feature to compose, drive legal system of our country religion to build healthy development, had positive effect.

从宗教法制建设的必要性、可行性、存在的新问题及解决的出路都提出了十分中肯和良好的建议，对构建具有中国特色的宗教法制理论体系，推动我国宗教法制建设健康发展，都起到了积极的功能。

This paper analyzes the source and development of priority system, collates and stipulates its meanings and characteristics, and discusses the three forms of priority system in various contracts in the salt industry (priority of partners, priority of cognation and priority of neighbors). This paper explores the setting causes of priority system of contracts in the salt industry and its historical functions and puts forward the necessity of setting up the priority in the present law of China.

本文从优先权的渊源与发展视角分析出发，厘定了优先权的含义与特征，进而探讨了贯穿于各种盐业契约之中的优先权的三种形态，即伙内优先权、亲族优先权和乡邻优先权，探析了盐业契约优先权制度设置之成因及其历史作用，提出了我国现行法律中设立优先权的必要性。

The paper puts forward the problems and the causes in the construction such as cognitional warps, indifference in community consciousness and so on.

鉴于此，本文分析了高校图书馆在服务城市社区文化建设中的重要性、必要性、可行性，以及高校图书馆参与城市社区文化建设的文献信息资源优势、专业人才优势、基础及设施优势、技术设备优势等几大优势；解析了和谐社会与城市社区文化建设的内涵、特征与相互关系，剖析了当前城市社区文化及建设的具有较强的开放性、地域性、对象和内容的层次性、广泛参与性和较强的时效性等三大特点，及存在着的主要问题和原因，如思想认识上的偏差、社区意识淡薄等等。

Finally, a brief summary of the conclusion and deficiency about this paper has been given, the further worked emphasis and necessity has also been pointed coinstantaneously in the last chapter.

最后对本论文的研究工作进行了归纳总结，指出了进一步工作的侧重点和必要性。

On that base, analyses the actuality of state colliery, the need of going sustainable development and influencing factor.

在此基础上分析了国有煤矿的现状和走可持续发展道路的必要性以及影响因素。

The theoretical basis and necessity of adding the colloquial training in the English hearing teaching is discussed.

论述了在英语听力教学中增加口语训练的理论基础和必要性。

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。