ประโยคภาษาจีน : 中文句子 |
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mù dì 目的 cǎi yòng 采用 shuǐ zhēng qì 水蒸气 zhēng liú 蒸馏 fǎ 法 cóng 从 jīng jiè 荆芥 zhōng 中 tí qǔ 提取 huī fā yóu 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. |