为了研究如皋火腿中的酯类物质。
发酵后苹果渣中挥发性物质中50%以上为酯类物质，醛、酮、酸类相对含量不到15%。
For the fermented apple pomace, ester took up more than 50% in the total volatile products, with less than 15% of alkyl -, aldehyde and ketone.
酸是形成白酒口味的主要香味物质，是形成酯类物质的前趋物质，必须注意酸的含量与配比。
Acids are the main flavoring substances to form liquor taste and the former substances to form esters. Accordingly, acids content and acids proportioning should be well controlled.
酸是形成白酒口味的主要香味物质，是形成酯类物质的前趋物质，必须注意酸的含量与配比。
Acids are the main flavoring substances to form liquor taste and the former substances to form esters.
本文综述了邻苯二甲酸酯类物质在我国水环境中的污染现状和国内进行相关生物降解的研究进展。
This paper reviews the pollution status of PAEs in China and also the progress of biodegradations studies.
实验过程中采用铬酸洗液对实验器皿进行清洗，有效防止环境中邻苯二甲酸酯类物质对样品的污染。
All the vessels are cleaned by chromic acid lotion to avoid the dimethyl (o - ) phthalate in the environment to pollute the samples.
生物柴油同柴油的SOF组分无本质区别，主要成分均为烷烃，但生物柴油sOF中的酯类物质多一些。
The SOF constituents of diesel and biodiesel have no difference in essence, which are mainly alkane, but the fraction of ester in SOF of biodiesel is slightly higher than that in diesel.
试验结果表明，麦曲的加入对酯类物质和氨基酸类物质的含量影响明显，而对醛类物质和醇类物质的影响不大。
It was found that there was some difference in ethanols content, esters content, aldehydes content, and amino acids content between the wine with or without wheat starter addition.
试验结果表明，麦曲的加入对酯类物质和氨基酸类物质的含量影响明显，而对醛类物质和醇类物质的影响不大。
The experimental results also showed that the addition of wheat starter had evident impact on esters content and amino acids content and rare impact on aldehydes content and ethanol content.
该消泡剂为脂肪酸酯类物质和增效剂的复合物，无毒无臭，易于生物降解，是一种溶于水的凝固状产品，其水溶液为淡乳黄色。
The defoamer, the compound of fatty acid component and synergist, is non-toxic, odourless and easy to degrade, which is a coagulative solubility product. And its solution is light creamy yellow.
室内环境问题越来越引起关注，但是室内可吸入颗粒物中的有机化合物研究较少，尤其是其中的酯类物质，更是被研究者忽略。
The indoor environment has been noted, but the research on the organic compounds on the inhale particle matter is less, especially the esters.
结果表明老卤中不含有微生物，而含有一定量的蛋白质、脂肪、食盐等成分，以及醇类、酯类等风味物质。
The results showed that microbes was not being, but included proteins, lipids, NaCl and flavor elements, such as alcoholates and esters.
而DEP的抗氧化活性很弱可能与DEP中含有具有抗氧化活性的酯类和酚类物质非常少有关。
DEP had a very weak antioxidant activity, which may be due to the lack of esters and phenols.
结果显示，复叶槭的挥发性物质由31种化合物组成，分属于醇类、醛类、酸类、酯类、酮类及萜类等。
The experiment results showed that the volatile of ash-leaf maple consists of 31 compounds, which are classified into alcohols, aldehydes, acids, esters, ketones, terpenes and others.
本研究发现猕猴桃酒的挥发成分主要包括：醇类、酯类、挥发酸、醛酮类近80种香气物质，并非国内外资料所报道的40多种香气物质。
Therer are about 80 aroma components of alcohols, acids, esters, ketones and aldehydes in kiwi wine, which are not the 40 aroma components in reports of home and abroad.
不同时期的黄褐毛忍冬挥发油中醇类物质含量均较高，其次是酯类、醛类等物质；
The result indicated that the highest relative content in essential oil in the three periods is alcohol substance and the second is ester and aldehyde.
银杏木醋液是一种组成成分相当复杂的混合物，主要成分是水，其次是有机酸、酚类、醛类、酮类、酯类及其它杂环类物质等。
Ginkgo wood vinegar was a kind of quite complicated compounds, which include water, organic acid, phenol compound, alkanet compound, alcohol compound and so on.
银杏木醋液是一种组成成分相当复杂的混合物，主要成分是水，其次是有机酸、酚类、醛类、酮类、酯类及其它杂环类物质等。
Ginkgo wood vinegar was a kind of quite complicated compounds, which include water, organic acid, phenol compound, alkanet compound, alcohol compound and so on.
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