在研究这些疾病爆发的过程中,科学家们发现受影响的树木会向树叶中释放以酚类物质为主的有毒化学物质进行反击。
In studying these outbreaks, scientists have discovered that affected trees fight back by releasing toxic chemicals, mainly phenols, into their foliage.
酚类物质还会使卵变小,这会减少第二年毛虫的生长。
Phenols also make the eggs smaller, which reduces the growth of the following year's caterpillars.
葫芦茶中主要含黄酮类、酚类及三萜类等化学成分。
Flavonoids, Phenols and triterpenes are the main constituent exist in Desmodium triquetrum(L. )DC.
阿魏酸(FA)和对香豆酸是存在于多种植物中的酚类抗氧化剂。
Ferulic acid (FA) and p-coumaric acids are phenolic antioxidants present in a variety of plants.
酚类和酰基苯胺能被极稀的硝酸硝化。
Phenols and anilides can be nitrated with very dilute nitric acid.
受阻酚类抗氧剂的开发和研究倍受关注。
Thedevelopment and research of hindered phenolic antioxidant are always concerned.
酚类物质是重要的植物次生代谢物质之一。
Phenols are one of the important secondary metabolism products of plants.
葡萄籽中含有的儿茶素是一种酚类抗氧化剂。
烷基芳烃过氧化反应是酚类合成反应的关键步骤。
Peroxidation of alkyl aromatics is the key step to synthesis of phenols.
考察高压对乙醇溶液提取梨渣中酚类物质的影响。
The effects of high pressure on the extracting of polyphenols from pear residue by alcohol solution were studied.
巧克力富含所谓的酚类高效抗氧化剂,与在葡萄酒中发现的相同。
Chocolate is chock full of potent antioxidants called phenols, the same as those found in wine.
酚类可以产生一种香草型的芳香,让人享受到如同茶一般的香甜。
Phenols produce vanilla type flavors and can give the impression of tea notes or sweetness.
文中同时讨论了酚类环境激素对当地生物的潜在危害。
The potential impacts of the phenolic pollution on local organisms are also discussed.
本文评估了聚烯烃中几种不同类型酚类抗氧剂的性能。
This paper evaluates the performance of different types of phenolic antioxidants in polyolefins.
值得一提的是,茶和咖啡中富含多酚类,这种物质会抑制身体吸收铁质。
Be aware that tea and coffee contain polyphenols which can bind to iron, making it difficult for your body to absorb.
葡萄皮为红酒提供色泽和含量最多的多酚类物质,这是很强的一类抗氧化剂。
The skins provide red wine with its color and contain the highest concentration of polyphenols, which are potent antioxidants.
我们发现茶水中的某些特殊成分,例如多酚类等,在抑制炭疽活动方面有奇效。
We found that special components in tea such as polyphenols have the ability to inhibit the activity of anthrax quite considerably.
研究人员最近还发现,它富含多酚类抗氧化剂--这是有益心脏的另一个原因。
Researchers have even discovered recently that it's rich in antioxidants called polyphenols — another reason it's good for your heart.
糖类、单宁和酚类浸出物能影响水泥刨花板制造过程中水泥的凝固。
Sugars, tannins, and phenolic extractives can affect the hardening of cement in the manufacture of wood-cement boards.
经过酪氨酸酶的处理,能够很好地除去废水中的酚类,生成棕色沉淀。
Phenols in wastewater were removed after treatment with potato Tyrosinase and a brown precipitate was formed.
本文研究了红豆中多酚类物质的提取工艺,并采用比色法对其含量进行了测定。
The techniques of extracting polyphenols in red bean was studied and its content was determined by colorimetry as well.
植物酚类物质(黄烷类)能保护植物免受昆虫、细菌和真菌感染和光氧化的伤害。
Plant phenolics (flavanoids) protect the plant against insects, bacterial and fungal infection and photo-oxidation.
文章阐述了用纯度高低不同的4—氨基安替比林测定水中挥发酚类含量的影响。
This paper expounds the influence of the purity of 4-antipyrine on the measurement of volatile phenol contents in water.
说明酚类物质代谢在植物抗病机制中起着重要作用,硅能提高酚类代谢的酶活性。
The phenolic metabolism played an important role in disease resistance and silicon in-creased these enzymes activity.
特别一提的是,研究人员发现酚类物质并非是橄榄油中能够降低氧化损伤的唯一成分。
Specifically, the researchers found evidence that the phenols in olive oil are not the only compounds that reduced oxidative damage.
这导致白葡萄酒中多酚类物质的含量比正常水平增加了6倍,并表现出与红酒相似的抗氧化活性。
This resulted in a significant increase of white wine polyphenols up to six times the normal level and exhibited antioxidant activity similar to that of red wine.
即存在于液胞中的酚类物质与存在于细胞质中的PPO和POD接触而引起酶促褐变。
Namely, the phenol compound in the vacuole contacting with PPO and the POD in the cytoplasm caused enzyme catalyse Browning.
在此条件下对多酚类物质进行制备,结果为多酚类物质得率9.87%、纯度61.3%。
In the condition, the final results were that recovery of TP 9.87%, purification of TP 61.3%.
在此条件下对多酚类物质进行制备,结果为多酚类物质得率9.87%、纯度61.3%。
In the condition, the final results were that recovery of TP 9.87%, purification of TP 61.3%.
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