The matter-element model is built to describe the characteristics of the acoustic emission. 针对声发射信号特征参数范围交叉较宽、声发射源难以识别的问题,提出特征提取的三比值法,将幅度与能量差之比、幅度与计数差之比、幅度与持续时间差之比作为三比值法的3个参量,建立声发射源特征的物元模型,根据三比值缺...
Matter-element evaluation model for the ten cities eco-security in China was constructed by using of extension engineering method. Using this model, we can overcome the subjective one-sidedness in the multi-angle and multi-factor identification evaluation. PCA was applied in the multi-index ...
aanother day 另一天[translate] achildren have fiah ? 孩子有fiah ?[translate] ahow do you spell it,please? 您怎么拼写它,请?[translate] aA Matter-Element Model of Road-Region Ecosystem Stability Evaluation 路区域生态系统稳定性评估问题元素模型[translate]...
3. The fuzzy comprehensive evaluation by matter-element model apply in risk analysis; 物元模糊综合评价项目在风险分析中的运用2) matter element 物元 1. Milti-dimensional hierachical appraisal method and its application based on matter element; 基于物元概念的多维递阶评价方法及其应用 2. Aiming at...
策略的生成物元模型可拓学By the basic theory and method of Extenics, this paper presents the formal conceptions of strategy and key strategy, establishes their matter\\|element models, demonstrates the method on strategy development with an example....
The matter elements model,based on clustering weight for evaluation of region water environmental quality,is proposed by combining the grey relation-cluster method,which is adopted to calculate the weights of each criterion.The model is applied in the regional water environmental quality evaluation of ...
1.Evaluation of eco-environmental frangibility in West Jilin Province based on matter-element model.;基于物元模型的吉林省西部生态环境脆弱性评价 2.A research of Matter-element Model of comprehensive evaluation on fragile eco-environment;脆弱生态环境的综合评判物元模型研究 3.The matter-element model on...
The matter-element model on comprehensive assessment of water quality; 水体质量综合评价的物元模型 更多例句>> 补充资料:大系统模型降阶 降低大系统数学模型的阶数或状态维数,以简化大系统的数学模型的方法。大系统包含的元件众多,元件间关联复杂,输入和输出数目也较多,建立大系统的精确的数学模型存在困难,因此需要...
Studies the matter-element model about optimum route selection of surface to air missile troops' mobile battle.We analyzed factors that affect the route selection for surface to air missile troops;established optimal index set of the route selection for surface to air missile troops and matter eleme...
However, as a developing math tool, the matter-element model also has some flaws, such as few correlation functions available etc., so further research and analysis should be done to improve its application to the land eco-security assessment and ongoing refinement and constructive feedback are ...