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- Application of solid ultraviolet spectroscopy in characterization of oil refining catalysts 固态紫外光谱法在炼油催化剂表征中的应用
- solid ultraviolet spectroscopy 固态紫外光谱
- Methods:The contents of flavonoids in the samples were assayed by ultraviolet spectroscopy and TCL. 方法:采用紫外分光光度法对小蓟总黄酮含量测定方法进行研究,并且利用薄层色谱法对其进行定性鉴别。
- The concentration measurement of novel water-soluble polymers used in EOR by means of ultraviolet spectroscopy is discussed. 通过实验验证了紫外光谱法可用于测定提高采收率用新型聚合物浓度。
- The saponin,daidzein and genistein in natto was detected by ultraviolet spectroscopy and high performance liquid chromatography,respectively. 用紫外分光光度法、高效液相色谱法等方法分析纳豆及其提取物中皂甙、异黄酮及蛋白质含量。
- Modified Genetic algorithm (GA) was proposed for simultaneous multicomponent analysis of ultraviolet spectroscopy is of four amino acids Tyr, Trp, Phe and Dhp. 将遗传算法用于紫外光谱数据处理，实现了多元分辩与校正。并对多组分分析体系进行同时定量测量。
- Melanins precipitated by HCl and methanol respectively from Aureobasidium pullulans were studied by using ultraviolet spectroscopy and infrared spectroscopy. 应用紫外和红外光谱对甲醇和盐酸分离的短梗霉黑色素进行了分析。
- Methods Researches on the microscopical identification, microscopical identification and ultraviolet spectroscopy identification of Carapax Trionycis from different regions were carried out. 方法依据形态学特征对不同产地鳖甲药材进行性状鉴别、显微鉴别，运用紫外光谱法对不同产地鳌甲药材进行光谱鉴别。
- Methods Researches on the microscopical identification,microscopical identification and ultraviolet spectroscopy identification of Carapax Trionycis from different regions were carried out. 方法依据形态学特征对不同产地鳖甲药材进行性状鉴别、显微鉴别,运用紫外光谱法对不同产地鳖甲药材进行光谱鉴别。
- The modulation of CTAB on the thermal stability of salmon sperm DNA and herring sperm DNA have been investigated by employing differential scanning calorimetry and ultraviolet spectroscopy methods. 用差示扫描量热法和变温紫外光谱法研究了CTAB对鲑鱼精DNA及降解的鲱鱼精DNA热稳定性的影响,发现CTAB使鲑鱼精DNA的热稳定性降低,但降低程度随CTAB浓度的增大而先增大后减小;
- The kinetics of the direct hydroxylation of benzene to phenol using vanadium substituted heteropolymolybdates as catalysts and H_2O_2as oxidant was investigated by means of ultraviolet spectroscopy. 以钒钼磷杂多酸作为催化剂,用紫外可见分光光度法研究了过氧化氢直接将苯氧化羟基化为苯酚反应的动力学行为。
- extreme ultraviolet spectroscopy 远紫外学谱学, 紫外线分光光度计
- differential ultraviolet spectroscopy 差示紫外分光光度法
- ultraviolet spectroscopy analysis 紫外光谱法
- They use ultraviolet lamp to kill pests. 他们使用紫外线灯杀死害虫。
- Cheese is a solid; milk is a liquid. 乾酪是固体，奶是液体。
- Solid fuel motors are coming into use. 固体燃料马达即将开始使用。
- The country was solid for peace. 全国上下都希望和平。
- Water becomes solid when it freezes. 水结冰时便变成固体。
- The miners were solid on this issue. 矿工们在这件事上是一条心的。
