查询词典 uv

The expression of 81 genes were up-regulated including cytochrome P450, PAL , F3H , ANS , CHS , DFR and GST gene fragments related to anthocyanidin biosynthesis. The expression of 47 genes was down-regulated after irradiated with UV-A light.

UV-A处理条件下津田芜菁中表达上调的基因为81个，表达下调的基因为47个，表达上调的基因中包括与花青素生物合成直接相关的基因片段 cytochrome P450， PAL ， F3H ， ANS ， CHS ， DFR 和 GST 等。

Theelectropolymerizaitons in the present study was followed by in situ UV-visspectrometry,which showed the rate of elecctropolymerization decreased as theconcerntration of anthranilic acid in reaction solution.

本文涉及的电化学聚合均用在线紫外—可见光谱进行跟踪，结果表明电化学共聚随着反应体系中邻氨基苯甲酸的浓度的增加而变慢；同时，在电化学聚合过程中的电流—时间瞬时响应曲线表明聚邻甲基苯胺和共聚物均可能是以三维累积成核的方式沉积在ITO导电玻璃电极上。

An amide-based fluorescent acyclic receptor (II -1) consisting of anthryl group was synthesized, and the anion binding property was studied in CHCI3 by fluorescence, UV-vis and H NMR spectra.

合成了带有蒽荧光团的非环状酰胺受体分子Ⅱ-1，通过荧光、UV-vis光谱等研究了受体在CHCl_3中识别阴离子的性质。

A high performance liquid chromatography method with UV detection has been established for simultaneous determination of four kinds of organic arsenic in pig feeds,including arsanilic acid,roxarsone,nitarsone and...

建立高效液相色谱法对猪饲料中4种有机胂类药物[对氨基苯胂酸、3-硝基-4-羟基苯胂酸、4-硝基硝苯胂酸、对脲基苯胂酸]的残留进行了检测。

Methods The UV method for determination of asarone and diprophlline in their mixed solution was established, by which they were assayed when the mixed solution was set at 24 during 6h.

将细辛脑、二羟丙茶碱加入葡萄糖注射液中，混合均匀后，建立细辛脑与二羟丙茶碱混合液紫外分光光度法含量测定方法，分析混合液在室温下(25℃)8 h内2药含量，并观察其pH值、外观、微粒及紫外光谱及峰形变化。

By taking the advantage of thedifferent solubility of polyelectrolyte multilayer before and after UV irradiation andpatterned mask assistanted photolithography, we can obtain patterned robustpolyelectrolyte multilayer.

并利用这一光敏性聚电解质多层膜光反应前后在特定溶剂中溶解性的差异，通过覆模光照以及超声洗脱，制备了图案化的聚电解质多层膜表面。

Influences of different pH values on the UV-Vis absorption spectra of azo polyelectrolyte were studied.

研究了不同pH值的偶氮聚电解质溶液的紫外-可见光谱，结果表明，偶氮聚电解质对pH值具有高度敏感性。

The effects of UV light irradiation on conductive and transmittance properties of the AZO films were further studied.

研究了紫外光照射对薄膜导电性和透光性质的影响。

A compound 2-(3-hydroxyphenyl)[60] fullerene pyrrolidine was synthesized by the 1,3-dipolar cycloaddition reaction of the fullerene(C60) and azomethine ylide (prepared from glycine and 3-hydroxybenzaldehyde). The product was characterized by UV-Vis,1H-NMR ,FT-IR and MS. The reaction conditions affecting the yields of product were investigated and the optimum reaction conditions with product yield 75%(based on consumed C60) were:molar ratio of C60∶3-hydroxybenzaldehyde:glycine 1∶3∶6,reaction temperature 95℃,reaction time 18h.

利用甘氨酸和3-羟基苯甲醛与C60发生1， 3-偶极环加成反应，合成分离得到了2-(3-羟基苯基)[60]富勒烯吡咯烷，用UV-Vis、1H-NMR、FT-IR、MS等测试手段表征了产物的结构，并通过单因素方法，探讨了反应条件对产物产率的影响，得到最佳工艺条件：反应物摩尔比1∶3∶6，温度95 ℃，反应时间18 h，产物的产率可达75%（以消耗的C60计）。

Nd AC/O〓 process generated nonanal, alcohols and dimethyl phthalate. In TiO〓/UV/O〓 process, all raw organic compounds decreased or disappeared, and azulene, triacontane and 1, 3-cyclohexanediamine were generated.

C/O〓氧化出水中分子量为1000-3000的有机物所占比例均小于O〓和TiO〓/UV/O〓氧化出水；其它分子量范围的有机物去除，TiO〓/UV/O〓氧化过程要显著高于AC/O〓氧化过程。

We have measured the 〓for some proton rich nuclei at intermediate energies on RIBLL. A larger enhancementof 〓 for 〓 has been observed than for its neighbors. The anomalous enhancementin the difference factor d for 〓 compared to its neighboring nuclei and the longtail of the proton density distribution extracted from the measured 〓 support theassumption of the proton halo structure in 〓.

我们在RIBLL上实验测量了中能区一些丰质子核在〓靶上的核反应总截面，第一次从反应截面的角度观察到〓的〓有较大的反常增加，同时通过差异因子的分析及从实验数据中提取核子的密度分布得出〓的质子密度分布有很长的尾巴，即得到了〓具有质子晕结构的实验证据。

A;^!E#FE The first,"amplitude max" spin can be caused by a pilot applying too much brake on one side whilst flying at trim speed.

第一类，&摆荡过巨&旋转有可能当飞行在最佳速度时，由于飞行员单边煞车运用过多所致。