...蒸馏原理与方法训练项与要求：掌握水蒸气蒸馏原理与操作方法及其使用范围 实验5 减压蒸馏(Distillation under reduced pressure)（4 学时） 主要内容：减压蒸馏原理与方法 训练项与要求：掌握减压蒸馏原理；掌握减压蒸馏装置的安装及减压蒸馏操作 实验6 固体中...
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Garlic plant volatile was extracted by steam distillation under reduced pressure, and the chemical components were determined by GC-MS analysis.
采用减压水蒸气蒸馏法提取出蒜苗挥发物，用GC - MS法分析鉴定其化学成分。
Veratryl alcohol was synthesized through the reduction of sodium borohydride from veratraldehyde with isopropanol as solvent, followed by solvent extraction and distillation under reduced pressure.
以藜芦醛为主要原料、异丙醇为溶剂，经硼氢化钠还原、溶剂萃取、减压精馏得到产物藜芦醇。
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