四种黑檀心材的红外光谱差异化与聚类分析
马芳1, 黄安民2, 张求慧1,*

Discrimination of Four Black Heartwoods Using FTIR Spectroscopy and Clustering Analysis
MA Fang1, HUANG An-min2, ZHANG Qiu-hui1,*
四种硬木心材 (a): 乌木; (b): 东非黑黄檀; (c): 风车木; (d): 成对古夷苏木