principal characteristic是什么意思

网络释义

用法例句

By the theory of rough sets,a new significance of attribute based on the inclusion degree is discussed.

利用粗糙集理论讨论了一种基于条件属性和决策属性相互包含程度的新的条件属性重要性,得到了基于该定义下的属性最佳约简方法,最后结合实例说明该方法的有效性。

An Algorithm of Attribute Reduction Based on the Attribute Importance in VPRS;

一种基于属性重要性的变精度粗糙集属性约简算法

Rough Sets theory is used to analyze the experimental data, First, experimental data is dispersed, then, the influence of vibration of rolling bearing by different kinds of machining quality are evaluated and compared with the attribute importance theory, and the main factors affecting bearing vibration are determined.

利用粗集理论对试验数据进行分析,先离散化试验数据,然后,运用属性重要性原理比较并评定不同性质的加工质量指标对轴承振动的影响程度,确定出影响轴承振动的主要因素,研究结果对低振动轴承的设计和工程应用有重要的指导意义。

Using the equivalent relation in rough set to construct particle,this paper offers decompounds method of particle,furthermore gives the heuristic information in attribute reduction algorithm based on attribute importance.

利用粗糙集中的等价关系来构建粒子,给出了决策表系统的粒子分解方法及在粒表示下以属性重要性作为启发信息的属性约简算法。

Fuzzy clustering decision based on significance of attributes of rough sets and its applications;

基于粗糙集属性重要性的模糊聚类决策及应用

New messure of significance of attributes and its rule acquising;

一种新的属性重要性度量及其规则获取

Every heuristic information for the reduction of decision table must depends on a measure of the significance of attributes in the table, because it is the key heuristic information to determine which attribute is reducible in decision table.

决策表属性重要性度量方法是决定属性约简算法性能的重要启发式信息。

A bad thing has a dual character--good as well as bad.

坏事有两重性，一重是坏，一重是好。

They don't understand the seriousness [importance] of this question.

他们不了解这个问题的严重性[重要性]。

Achievements have a dual character and so have mistakes.

成绩有两重性，错误也有两重性。

Attach Imporfance to the Movaliry,the Basis, the Culture of the Knocoledge and the Personaliry in Professionae Art Education;

专业艺术教育必须重品德重基础、重学养、重个性

Of a mixed or twofold nature.

混合特性的，双重特性的

A significant or descriptive word.

重要词重要词或说明性的词

Respecting child's heart means respecting child's nature.

尊重儿童的核心就是尊重儿童的天性。

The author renews consciousness of copyright is very important in library services.

重申了著作权意识对图书馆的重要性。

Maintaining consistency is more important than avoiding repetition.

保持用词一致性比避免重复更加重要。

Premier Wen Jiabao reiterated the importance of the "people-first" policy.

温总理重申了“人民第一”政策的重要性。

Crisis Public Relation Plays an Important Role in Recreating Enterprises Image;

危机公关在企业重塑形象中的重要性

Importance of BPR to Reconstruction of Foundry Enterprise;

BPR对铸造企业组织重构的重要性

Vertex-Reconstructibility Of Some Parameters And The Vertex-Reconstructible Graphs;

一些参数的点重构性和可重构的图类

Generalized Hamming Weights for Nonlinear Constant Weight Codes;

非线性等重码的广义Hamming重量

Respect the Difference of Academic Disciplines and Rebuild the System of Academic Evaluation

尊重学科差异性,重构学术评价制度

a progressive disease,ie one that gradually increases in its effect

进行性的疾病（逐渐严重）

grow quickly in size,importance,etc

（体积、重要性等）迅速增大

of primary importance.

具有第一位的重要性。