inner ester content 内酯含量
total ester content 总酯含量
methyl ester content 甲酯含量
the ester content of oil 油的脂含量
Due to its higher ester content, this oil is also considered by some to be more therapeutically active.
由于其较高的酯含量，这种精油油也被认为具有更好的芳疗效果。
The finishes provided best performance when polyether-and-synthetic ester ratio was in the range of 3 ~ 4 and synthetic ester content was about 20%.
油剂中聚醚与合成酯含量比例为3 ~ 4，合成酯含量约为2 0 %时，油剂的整体使用性能最佳。
Linoleic acid was enriched by urea adduct method of the refined oil, resulting an increasing of linoleic acid methyl ester content from 78.39% of the crude oil to 93.75%.
精油经过皂化后，采用尿素包合法富集不饱和脂肪酸，可使亚油酸甲酯的含量由粗油中的78.39%提高到93.75%。
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