neral ['ni:ræl]
- neral的基本解释
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n.
[化] 橙花醛
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The essential oil was prepared from the peel by solution extraction, and separated into fractions of hydrocarbon and oxygenated compounds through a silicagel column. As the oxygenated fraction had the characteristic aroma of the peel oil, odor quality of the fraction was estimated on the basis of a odor unit value. Twenty five compounds such as geranial, neral, linalool and aliphatic aldehydes were selected as the components contributed to the aroma of the peel oil.
用溶剂萃取法提取白柠檬果皮的精油,并用硅胶柱将精油分成碳氢化合物和含氧化合物两大部分,由于含氧化合物部分具有果皮油的特征香气,利用各成分的香气值对该部分进行了评价,明确了香叶醛、橙花醛、沉香醇以及一些脂肪族醛等25种成分对白柠檬果皮油香气起着重要作用。
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Because of its irritating effect on humans, the use of phenol as a ge neral antiseptic has been largely discontinued.
由于苯酚对人体带有刺激性作用,它基本上已不再被当作常用的防腐剂了。
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Several severe federal generals drank the mineral water on the miner's fu neral.
好几个严厉的联邦将军在矿工的葬礼上喝了矿泉水。
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Neral debate on the campus today over the phenomenon of college or high school students' doing a part-time job.
对于大学或高中生打工这一现象,校园里进行着广泛的争论。
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Bond yields, in ge neral, were higher this month.
债券孳息在月内普遍上升。
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neral:橙花醛
醛类(Aldehydes) 常见的有柠檬醛(Citral)、香茅醛(Citronellal)、橙花醛(Neral). 通常具柠檬味道的精油都含有这些成份. 具防腐抗菌功能. 酯类(Ester) 为精油中香气之主要来源. 温和较不刺激皮肤. 薰衣草酯在花香类机油中几乎都有.
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neral:橙花醛;柠檬醛(食用香料)
nephrozymase 肾(淀粉)酶 | nepiology 婴儿科学 | neral 橙花醛;柠檬醛(食用香料)
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mi neral:矿物
悬臂梁 ca ntilever | 矿物 mi neral | 继电器 relay
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neral address:通用地址,综合地址
www.mapeng.net 马棚网 | neral address || 通用地址,综合地址 | general aeronautical material || 通用航空材料
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neral; citral:橙花醛
水含羞草 Neptunia oleracea Lour. | 橙花醛 neral; citral | 夹竹桃苷 neriin
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