isoseismal map

Fuzzy information processing in earthquake resistance and protection decision making fuzzy sets method on evaluating Isoseismal map of loess area in Northwest China

抗震设防决策中的模糊信息处理西北黄土地区及其邻区烈度影响范围的模糊信息分析

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In this paper isoseismal map of this earthquake was drawn for these areas by sorting out and analyzing data systematically collected, furthermore, the characteristics of the earthquake damage were discussed.

本文系统收集了该震有关资料，并通过整理分析勾画出其烈度分布，以探讨该震的震害特点。

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Meanwhile, we took the isoseismal map of the 1970 Tonghai M7.8 earthquake as an example to explain how to use the long-and short-axis data of the isoseismal.

同时，研究了1970年通海7.8级地震的等震线图，给出等震线长、短轴数据的处理方法。

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The economic loss was 23 million RMB yuan. By investigating the influence field, the isoseismal map was made after the earthquake. The seismogenic tectonics is discussed and analyzed in this paper.

震后进行了地震影响场调查，绘制了这次地震的等震线分布图，并对其发震构造进行了分析探讨。

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