法国物理学家皮埃尔·居里于1906年4月19日逝世，享年47岁。他是结晶学，磁学，压电现象和放射能领域的先锋。
French physicist Pierre Curie, a pioneer in the study of crystallography, magnetism, piezoelectricity and radioactivity, died at 47 on April 19, 1906.
丹皮酚蒸馏提取、重结晶。
Paeonol was extracted by distill and the next step recrystallization.
热差分析及粉末X衍射结果表明固体分散体中槲皮素呈非结晶形式；
The results of DSC and PXRD showed that the quercetin in solid dispersion was amorphous form.
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