A airtight large-diameter urn was made in which electromagnetic radiation (EMR) antennae can be placed and the experimental system was set up that can detect EMR signals during gas flowing in coal.
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制造了大直径密封缸体,建立了瓦斯气体流动及电磁辐射测试的实验系统,用傅里叶变换对不同压力梯度和不同种类瓦斯气体在煤体中流动时电磁辐射的频谱进行了分析。
单词 A airtight large-diameter urn was made in which electromagnetic radiation (EMR) antennae can be placed and the experimental system was set up that can detect EMR signals during gas flowing in coal. 的词典定义。@海词词典-最好的学习型词典
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