柏木精油 ( Cedar-wood Essential Oil ) : 改善头皮屑 17.
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香柏木精油 Caraway
柏木精油
Cypress essential oil
以上为机器翻译结果，长、整句建议使用 人工翻译 。
以杉木根为原料通过水蒸气蒸馏法提取杉木精油，从杉木根精油中精制提取柏木脑，再以柏木脑为原料合成甲基柏木醚。
The fir essential oil was extracted from fir root by steam distillation method, from which cedrol was extracted, and then, cedrol methyl ether was synthesized based on cedrol.
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