...库 -维普资讯 关键词: Laplacian谱 同谱图 特征值 似双星树 线图[gap=757]Key words: Laplacian spectrum; cospectral graphs; eigenvalue; double-starlike tree; line graphs..
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结果表明同品牌同批次产品墨迹的谱图基本相同，而不同品牌或同品牌不同批次产品墨迹的谱图有明显差异。
The experiments indicate the inkblot from the same brand and the same batch of carbonic ink is similar, but different notably from the different brand or the different batches.
实验结果表明：经热处理法得到的仿古玉样品的拉曼谱图同未经热处理的软玉原料的拉曼谱图相比在位移上有显著差异。
The results of the tests showed that the Raman spectra for the forgeries were significantly different from those for unheated nephrite.
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