利用计数理论并借助于这两类图的特殊构造，得出了相应的结论。
Some conclusions are obtained by means of the special structure of two types of graphs.
利用组合理论和图的计数理论，讨论了只含有一个非平凡块的连通图的计数问题，给出了新的结论。
The enumeration problem for connective graphs with one nontrivial block was discussed by the theory of combinatorics, and the new conclusion is also given.
数理统计(也称为统计理论)是应用数学分支，利用概率论和分析研究的理论基础的统计数据。
Mathematical statistics (also called statistical theory) is the branch of applied mathematics that USES probability theory and analysis to examine the theoretical basis of statistics.
随机误差校验：用数理统计理论对全面统计数据进行异常点识别。
Accidental error check: To recognize the unusual conditions with the mathematical statistics theory.
随机误差校验：用数理统计理论对全面统计数据进行异常点识别。
Accidental error check: To recognize the unusual conditions with the mathematical statistics theory.
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