Aiming at the complexion in which the information lost in index ration, the matter element method was put forward to carry on urban ecosystem health evaluation.
针对传统评价方法中量化指标丢失信息的情况，提出应用物元模型进行城市生态系统健康评价。
In this paper, by using matter element theory, a method which can transform non-concordantly conjugate system of matter elements into concordantly conjugate system of matter elements is discussed.
应用物元理论，给出了把非协调物元共轭系统转化成协调物元共轭系统的一种方法。
The improved matter element extension method has been analyzed with a practical example. The result shows that the improved method is scientific and reasonable.
用改进的物元可拓评价方法进行了实例分析，结果表明改进的物元可拓评价方法是科学合理的。
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