Gray system classification analysis and lake eutrophication assessment 灰色系統(tǒng)聚類分析與湖泊富營養(yǎng)程度評價
Using entropy theory to study on environment - economy systems classification and coordinative development 環(huán)境經(jīng)濟(jì)系統(tǒng)分類及協(xié)調(diào)發(fā)展的熵研究
The analysis methods of fuzzy classification and gray system classification are taken advantage of calssification of deformation behavior of the dams . and fuzzy comprehensive appraisal on dams " deformation behavior is performed 應(yīng)用模糊聚類分析和灰色聚類分析對大壩的變形性態(tài)進(jìn)行分類,對大壩變形性態(tài)進(jìn)行模糊綜合評判。