加入夹带剂乙醇后白花前胡甲素提取量增加，且超临界流体萃取法明显高于水煎煮和加热回流法。
As cosolvent alcohol was added, the amount of extraction of the praeruptorin A increased, and the amount of SFECO2 extraction was higher than those of decoction and heating reflux.
用回流加热链着火分析法，分析比较了钝体燃烧器和开缝钝体燃烧器不同的稳焰机理。
By the method of circle heating chain analysis, the different mechanism of flame stability between bluffbody burner and slitting bluffbody burner were compared.
为了开发莽草酸资源，以高效液相色谱法分析了马尾松、侧柏以及八角茴香中的莽草酸含量，并研究了马尾松中莽草酸的超声提取、加热回流两种提取方法和不同加标水平的回收试验。
To exploit the resources of shikimic acid, the content of shikimic acid in Masson pine leaf, Oriental arborvitae leaf and Star anise, the extraction and recovery experiments were studied by HPLC.
为了开发莽草酸资源，以高效液相色谱法分析了马尾松、侧柏以及八角茴香中的莽草酸含量，并研究了马尾松中莽草酸的超声提取、加热回流两种提取方法和不同加标水平的回收试验。
To exploit the resources of shikimic acid, the content of shikimic acid in Masson pine leaf, Oriental arborvitae leaf and Star anise, the extraction and recovery experiments were studied by HPLC.
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