间歇式蒸馏时，原料的成分、所蒸馏的化合物的蒸汽及蒸馏物在蒸馏过程中是变化的。
In batch distillation, the composition of the source material, the vapors of the distilling compounds and the distillate change during the distillation.
此挥发油的化学成分与用水蒸汽蒸馏所得的玫瑰精油显著不同。
Its chemical composition is significantly different from rose essential oils obtained by steam distillation.
我们没药油蒸汽蒸馏- 蒸汽用于蒸发的油和活性成分，因此它们可以被提取和浓缩。
Our Myrrh Oil is steam distilled – steam is used to vaporize the oils and active ingredients, so they can be extracted and condensed.
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