通过理论推导和样本分析，研究了舰船噪声调制谱谐波族特征蕴含的结构特性和应用于识别的相关问题。
By theoretical derivation and sample analysis, the structure law of ship radiated-noise demodulation -spectrum harmonic clan feature and correlative questions are investigated.
恒星元素丰度是探讨银河系化学演化的重要探针，分析不同星族成分的元素丰度是研究银河系结构和化学演化的重要课题。
Analysis about the abundance in different stellar populations is a very important subject in study of the structure and chemical evolution of the Galaxy.
报告了一个基于形式语言的语法分析方法，对用DELAGES描述语言描述的族性结构文字描述部分进行分析。
A grammar analysis method, based on formal language, is introduced to analyze text description of generic structures described in DELAGES.
本文对内蒙古科右前旗草原农牧区赖家屯蒙古族进行了人口结构类型分析，结果属增长型；
The population structure model of Mongol in Lai—jia—tun village, Ke—you— qian—qi county, Inner Mongolia was analysed, which was found growth model.
本文对内蒙古科右前旗草原农牧区赖家屯蒙古族进行了人口结构类型分析，结果属增长型；
The population structure model of Mongol in Lai—jia—tun village, Ke—you— qian—qi county, Inner Mongolia was analysed, which was found growth model.
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