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1·Hierarchical cluster analysis was used to evaluate the quality.

系统聚类分析法对质量进行归类。

2·Hierarchical cluster analysis implied that the hooking rate bears the closest relation to nutrient salt.

聚类分析表明，钓获率与营养盐关系最为密切。

3·Methods: After selecting 20 normal foods in northern China, 8 nutrients were examined with hierarchical cluster analysis.

方法：选取北方常见的20种食物，根据其8种主要营养素含量进行分层聚类分析。

4·According to the proportion of load composition, using the hierarchical cluster analysis based on average distance, the substations can be classified reasonably.

根据全网各站点各季节的典型行业用电负荷构成比例，运用谱系数平均距离聚类分析法，对全网各季节的负荷站点做出合理的分类。

5·The paper utilizes the AHP and Delphi methods to evaluate the level of land intensive use, and utilizes the hierarchical cluster analysis to check the evaluation results.

文章采用层次分析法和德尔菲法相结合的方法进行城市土地集约利用评价，并运用系统聚类法对其结果进行检验。

6·In this paperg the methods on fuzzy hierarchical cluster analysis of multiply structure are discussed and introduced. For convenient application, an example is also given.

本文讨论和介绍了多层结构的模糊分级聚类分析方法，为了方便应用，还给出了一个实例．。

7·After step 2. had been carried out, based on the HPLC data obtained, a hierarchical cluster analysis and a stepwise discrimination analysis were performed on the 28 aloe samples.

步骤2 .完成后，对这28个芦荟样品根据其HPLC数据进行系统聚类分析和逐步判别分析。

8·The text analyses the hydrologic data of similar, and confirm the method of the hydrologic similar year, to use the cluster analysis for the condensation algorithm of the hierarchical cluster.

本文通过对水文数据相似性进行分析，提出了采用聚类分层分析，以相似距离为尺度的水文相似年查找方法。

9·Based on Q-type cluster analysis of 18 water samples of karst-water system in Pingtou hydropower station, the paper draws hierarchical cluster graph.

该文以坪头水电站为例，对厂址区的18个水样进行Q型聚类分析，绘制出聚类分析谱系图。

10·The hierarchical graph is drawn and other researches on fuzzy cluster analysis are made with a computer by traversing the multi -ranched tree.

通过遍历此树，用计算机完成模糊聚类分析中谱系图绘制等多项工作。