The valid tool to solve this type of problem is the fuzzy theory and level analytic method. Therefore, this paper USES level fuzzy decision model to solve it.
解决这类问题最有效的工具就是模糊理论和层次分析法，因此，本文采用层次模糊决策模型来解决此问题。
In this paper, the signal collection system and analytic system of transmission characteristic of infrasound are designed, which are used for testing the performance of infrasound.
本文设计了专门用于检测次声武器各项性能的次声波信号采集系统和传输特性分析系统。
This paper USES theory of correlation analytic method to detect and locate the leakage of oil conveying according to the negative press wave method.
主要依据负压波方法，应用相关分析法理论对输油管道进行泄漏检测和定位。
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