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反应产物的核磁共振谱图验证了聚天冬氨酸分子中羟基的引入。The presence of hydroxy in polyasparagusic acid molecules is confirmed by NMR.

如果皮肤是中性到干性的，你要找一找包含AHA果酸的润肤霜。If skin is normal to dry, look for moisturizers containing alpha hydroxy acids.

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生产1、4-二羟基萘甲酸、甲萘醌，销售自产产品。Production 1, 2 hydroxy beta 4- formic acid, a beta consignment sales produced products.

结果接触组血清中羟脯氨酸、氨基已糖的含量高于对照组，统计学分析差异有显著性。Result The hydroxy proline and hexosamine were measured higher in contact group than control group.

因此甲醇在氧化锌表面吸附生成甲氧基和水的反应是可逆的。Thus, the reaction of methanol with hydroxy group on the surface of zinc oxide surface was reversible.

根施羟自由基均提高了平邑甜茶幼苗根系的活跃吸收面积百分比、TTC根系活力和CAT活性。The treatment of hydroxy radical increase the active absorbing area per. , TTC root vigor and CAT activity.

异氰酸酯固化剂在加热的情况下与羟基聚合物反应形成聚氨酯涂料。Isocyanate curing agents which when heated or reacted with hydroxy functional polymers giving urethane coatings.

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某厂特种有机废水，含季铵盐和羟乙基纤维素。The quaternary ammonium salt and hydroxy ethyl cellulose were contained in a special organic chemical wastewater.

羟基酯可作为多种反应的中间物质用于制备天然化合物及类似物。Hydroxy esters are versatile intermediates that can be used for the preparation of natural compounds and analogues.

氧化物表面的羟基和水合基密度很高，增加了土壤对离子的专性吸附能力。The density of hydroxy and hydrous group on oxide surfaces which responded to specific adsorption of ion were higher.

平常添加一点阿尔法羟基酸，使用海藻面膜增强你皮肤的微循环和均匀度。Add alpha hydroxy acids to your routine, and use a mask with algae to increase microcirculation and even out your skin.

这种气体，也称布朗的气体，氢氧，羟基或水燃料燃烧得非常顺利，释放了很多精力。This gas, also called Brown's Gas, Oxyhydrogen, Hydroxy or Water-Fuel burns very smoothly and releases A LOT of energy.

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隐囊蕨的黄酮提取液对羟自由基、超氧自由基有良好清除作用，并能有效阻断猪油的氧化。The flavonoids extract can scavenge Oxygen and Hydroxy free radicals, and can stop the oxidation of the lard effectively.

牛磺酸在体外对氯化镉引起的DNA损伤有预防作用。Taurine possesses protective activity against cadmium-induced DNA damage and hydroxy radical scavenging activity in vitro.

在众多的羟基保护方法中，选择了乙酰氧基对其进行了保护。We select the acetoxy group to protect the hydroxy group from a great number of the protection methods for the hydroxy group.

方法采用正交设计以体外溶出为指标，以羟丙基甲基纤维素为阻滞剂，进行处方筛选。METHODS The orthogonal design method was used to optimize the formulation. Hydroxy propyl methyl cellulose was used as matrix.

羟基酸可以帮助去除上层死皮老皮，并能刺激新的光滑的皮肤的产生。Hydroxy Acid. Hydroxy acid helps remove the upper layer of dead, old skin and invigorates the development of smooth and new skin.

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其中作为亲核试剂的醇可以是一、二级醇，而水也可以作为亲核试剂生成相对应的醇类衍生物。Furthermore, the corresponding product with a convertible hydroxy group could also be obtained when the water was used as the nucleophile.

用微生物转化获得辛伐他汀羟基化衍生物，为降胆固醇药物的开发奠定基础。The purpose of this study is to obtain hydroxy derivative of simvastatin by microbial conversion to get new potent drugs for lowing cholesterol.

随着反应时间的延长，有羟基邻位和对位双硝基化以及羟基两个邻位双硝基化产物生成。Dinitrations occurred at two ortho-positions or both ortho- and para-positions to the hydroxy group with longer reaction time than mononitration.