Obtained by way of ancient distillation methods from genetically im proved fresh fruits and flowers.
以古老的蒸馏法由品种改良的鲜果及花朵中萃取而得。
Today, the retorts and pot stills have been largely supplanted by more efficient distillation methods in most industrial processes.
如今，在许多工业过程中，绝大部分曲颈瓶和罐式蒸馏器已被效率更高的蒸馏方法代替。
Objective The essential oils from Nepeta cataria L. were extracted by steam distillation. Methods The chemical constituents were analyzed by GC-MS.
目的采用水蒸气蒸馏法从荆芥中提取挥发油。
Objective The essential oils from Nepeta cataria L. were extracted by steam distillation. Methods The chemical constituents were analyzed by GC-MS.
目的采用水蒸气蒸馏法从荆芥中提取挥发油。
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