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張家山漢簡“去(盍)”字補釋
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作者 孟蓬生 《简帛研究》 2005年第1期84-87,共4页
張家山漢簡中有“去臥”、“去伏”、“去立”等説法,前人多不得其解。本文同意陳斯鵬先生將“去”字讀爲“盍”的意見,並在此基礎上對“去(盍)”的意義做了進一步的探討。文章認爲,“去(盍)臥”、“去(盍)伏”、“去(盍)立”中的“去(... 張家山漢簡中有“去臥”、“去伏”、“去立”等説法,前人多不得其解。本文同意陳斯鵬先生將“去”字讀爲“盍”的意見,並在此基礎上對“去(盍)”的意義做了進一步的探討。文章認爲,“去(盍)臥”、“去(盍)伏”、“去(盍)立”中的“去(盍)”應训为“面朝下”。“去(盍)臥”就是傳世典籍中的“合臥”,與“仰臥”相對;“去伏”则是先“合”後“伏”,为“去臥,端伏”的省略説法;而“去(盍)立”当指“兩腿相闔(合)”,與“夸足”(兩腿張開)相對。 展开更多
关键词 訓詁 張家山漢簡 去臥 去伏 去立
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Application of Fractional Fourier Transform in seismic data denoising
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作者 ZHANG Zongbao LIU Cai 《Global Geology》 2014年第2期110-114,共5页
Data processing is a basic and crucial factor in seismic exploration,which can influence the effect of subsequent processing directly. Thus the selection of appropriate method for data processing is one of the most im... Data processing is a basic and crucial factor in seismic exploration,which can influence the effect of subsequent processing directly. Thus the selection of appropriate method for data processing is one of the most important tasks throughout the work. By simulating,the authors analyze and compare Fractional Fourier Transform( FRFT) and Wigner-Ville distribution( WVD),then summarize the similarities and advantages and disadvantages of the two methods. The results reveal that FRFT is more effective and suitable for application in seismic exploration than WVD. 展开更多
关键词 seismic data processing Fractional Fourier Transform Wigner-Ville distribution
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