volatile oil是什么意思,volatile oil的意思翻译、用法、同义词、例句
常用词典
挥发油;香精油
例句
The Saussurea involucrata chemical composition was: alkaloid, flavanone, sterol, volatile oil, 16 kind of amino acids, Saussurea involucrata lactone and so on.
雪莲化学成分为:生物碱、黄酮、甾醇、挥发油、16种氨基酸、雪莲内酯等。
Method: Analyzing the content of volatile oil by pharmacopoeia method.
方法:用药典方法对挥发油进行含量测定。
Methods The volatile oil was obtained from PPFA by steam distillation.
方法采用水蒸气蒸馏法从枳壳中提取挥发油。
OBJECTIVE:To analyze qualitatively the volatile oil in Perilla leaves.
目的:定性分析紫苏叶的挥发油。
Pepper seeds contain volatile oil, resins, piperine, fat, protein, etc.
胡椒中含有挥发油、树脂、胡椒碱、粗脂肪、粗蛋白等。
同义词
|naphtha/essential oils;[化学]挥发油;[化工]香精油
网络扩展资料
解释: 易挥发的,不稳定的。
例句:
- The chemical is highly volatile and should be handled with extreme care. (这种化学物质非常易挥发,应该极度小心处理。)
- The stock market can be very volatile and unpredictable at times. (股票市场有时非常不稳定和不可预测。)
用法: 通常用于描述物质或情况,表示它们不稳定、易变动。
近义词: unstable, changeable, unpredictable
反义词: stable, steady, constant
oil
解释: 油,润滑油。
例句:
- The car needs an oil change every 5,000 miles. (汽车每行驶5,000英里需要更换一次机油。)
- Olive oil is a healthier option than butter for cooking. (橄榄油是烹饪比黄油更健康的选择。)
用法: oil通常用于描述一种物质,它可以是润滑油、食用油,或者指涂有油的物体。
近义词: lubricant, grease, fat
反义词: water, dryness