层次

Then, we study Rough Set Theory approach to KDD, develop two algorithms for deriving Reduct and propose the integration of domain knowledge into Rough Set Theory to mining multiple-level rules.

本文在分析了传统的关联规则挖掘算法的基础上，给出了几个挖掘算法和一个递增修正算法；提出了模糊关联规则的概念及其挖掘算法；研究了结合背景知识的多层次关联规则的挖掘方法。

Based on the learning at the innovation process, the status and trends, graduates will study focus on innovation strategy and tactics in the field of domestic and overseas Science, Technology and Education, as well as the corresponding policies and regulations.

学生在学习国内外科技教育领域创新历程、现状和趋势的基础上，全方位、多层次地重点学习国内外科技教育领域的创新战略与策略，以及相应的政策与法规。

Objective To present scientific basis for the selection of the layer at nasal dorsum with the prosthesis inserted in during augmentation rhinoplasty.

比较鼻骨骨膜与鼻背深筋膜生物力学特性的差异，为隆鼻术选择适宜的假体置入层次选择提供科学依据。

The virtual object storage is upwardly independent of language constructs and downwardly of physical storage management.

本文提出了表示和描述对象持久性语义的直观工具引用可达图；研究了持久程序设计语言的存贮管理问题，提出了虚拟对象存贮空间的思想并在双拷贝模型的基础上实现了一个虚拟对象存贮管理系统，从而形成了一个向上独立于语言设计与实现、向下独立于物理存贮管理的单一层次的逻辑存贮器。

His classic draftsmanship gave the paintings a clear representation of subject and the subject matter was regional China as obviously seen directly by him at a particular moment.

尽管我多年专门从事艺术的工作，但是如果没有长时间的接触，我也是无法"看到"他深邃的理念、对色彩炉火纯青般的运用，对万升变化的自然光的捕捉和表现以及他那层次丰富的笔触。

Focus on the water resources and water environment information inquiry, analysis and appraisal of drainage basin level.

主要侧重于流域层次的水资源与水环境信息查询、分析和评价。

In this paper, some techniques in Virtual Reality, such as LOD Technique of 3-dimension terrain, frustum culling of 3-dimension terrain, levels of detail model, particles, dynamic texture and bump texture, were deeply researched, and some algorithms and methods are proposed by author. At the same time, some original problems, for example the analysis of rooms irradiation, the alarm of emergencies, quick drawing performed by display card and frustum-culling of models, are also involved in the research.

本课题对虚拟现实中的一些技术如：地形LOD技术、地形的视域裁减技术、多层次细节模型、粒子系统、动态纹理和凹凸纹理等进行了较深入的研究，提出了一些独特的算法和解决方案，并且讨论了建筑物房间的着光分析、绘制场景的硬件加速和景物的视见体裁减等一些较新颖的问题。

Finally, Planning of different levels has different effects on the development and conservation of the cultural landscape in the Elbtal Dresden.

最后论述了不同层次的规划对德累斯顿易北河段人文景观的发展和保护的作用。

Proved the feasibility that analyses haven industry with group theory, the trade situation that analysed group of industry of our country haven and distributinging administrative levels, mix with respect to mode of group of industry of our country haven of the structure build, put forward compose to build sth resembling a net of drift net of function of government of network of haven industry group, reasonable fixed position and perfect content to wait for a proposal, aim to enhance the market competition ability of our country haven further.

论证了用集群理论分析港口产业的可行性，分析了我国港口产业集群的行业状况和分布层次，并就我国港口产业集群模式和结构的建立，提出了构建港口产业集群网络、合理定位政府功能和完善物流网络等建议，旨在进一步提高我国港口的市场竞争力。

We need to think some more at a high-level about what we really want the druid strategy in PvP to be .

我们需要在更高层次的、关于我们想让德鲁伊的PVP策略变成怎样的问题上进行更多的考虑。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。