查询词典 uv

UV-B radiation during the cell cycle induced accumulation of cyclobutane pyrimidine dimers.

单细胞凝胶电泳检测结果表明，UV-B辐射引起拟南芥根尖细胞内积累大量的环丁烷嘧啶二聚体。

High demands for dampproof products such as appliances, etc., its paper packages on by UV light processing, which increase the ability of dampproof wrappage.

对于防潮要求高的产品，其纸制包装品通过UV上光处理，可提高包装件的防潮能力。

The IR spectra of wastewater simulated with two typical fatty amine flotation collectors of decyl propyl ether amine and stearylamine were studied and the mechanism of degradation of fatty amine flotation collectors by the UV/H2O2/air oxidation method was discussed.

测定了十二烷基丙基醚胺和十八胺两种典型脂肪胺浮选捕收剂模拟废水降解前后的红外吸收谱图，初步探讨了UV/H2O2/air光化学氧化法处理脂肪胺浮选捕收剂模拟废水的降解机理。

Three metal ion bridged self-assembled films of cis -di-bis(2,2'-bipyridyl-4,4'-dicarboxylate) ruthenium were fabricated and characterized by contact angle, UV spectra, cyclic voltammetry and XPS. Their photoinduced electron transfer properties were examined.

本文通过三种金属离子桥联的方式制备了一系列cis-RuL22 （L代表4，4'二羧基-2，2'联吡啶）自组装膜，并利用接触角，UV光谱，循环伏安法以及XPS对自组装功能膜进行了表征。

The removal efficiency of dichloroacetic acid from drinking water using the advanced oxidation technology UV/H2O2 and the influencing factors were investigated in batch reactors,and the relevant dynamic analysis was carried out.

采用间歇式反应器考察了UV—H2O2高级氧化技术去除饮用水中二氯乙酸的效果及其影响因素，并进行了相关的动力学分析。

Solution: when you are finished at the last one colour and printing of a UV-curing, this time even if the substrate dilative, placed a period of time, could also make substrate deformation can be reduced to a minimum.

处置办法：在末了一色印完后再举动UV固化，这时候即使承印物扩张，堵住安插一段工夫贬矮温度，也可使承印物变形降到最矮。

Mass spectrometry provided evidence for the dimeric serotonin species from UV radiation studies.

以质谱分析照射 UV 后变色的 serotonin 标准品，可侦测到 serotonin 形成二聚体的结构。

A highly ordered copper phthalocyanine-3,4',4",4"'-tetrasulfonic acid, tetrasodium salt/4,4'-dipyridyl dihydrochloride nanotube array was successfully fabricated by the layer-by-layer self-assembly technique using micropore anodic aluminum oxide as templates. The assembly process of the nanotube array was investigated by UV-Vis spectrometry, XRD and FT-IR, and the morphology of the nanotubes was analyzed by scanning electron microscopy and transmission electron microscopy, respectively.

在阳极多孔氧化铝模板中利用层层自组装技术制备出了高度有序的聚电解质磺化酞菁铜/4，4′-联吡啶盐酸盐纳米管，并对其组装过程用UV-Vis， XRD和FT-IR进行了分析，纳米管的微观形貌通过SEM和TEM进行表征。

In this thesis, standard fingerprint of daphne diterpene esters from the root extract was first established by HPLC-UV, which can be used for D. genkwa identification and quality control. The major peaks in the standard fingerprint were identified by LC-MS.Quantitative analysis methods of yuanhuacine and yuanhuadine were established herein.

本文建立了芫花根中瑞香烷型二萜原酸酯类组分HPLC-UV标准指纹图谱，对主要色谱峰用LC-MS进行了归属，并对其中主要成分建立了定量分析方法，为不同产地、采收季节和人工栽培等原料药材的质量控制提供了科学依据。

The antifungal activities of these materials were investigated and build foundation to develop low poison plant antifungal products. In experiment, polyphenols were extracted by reflux ectraction method which applyed petroleum ether to degrease and methyl alcohol solvent. Phenolic hydroxyl were examined and inspected by colour-developing reaction and the content of total polyphenols was determined by UV-spectrophotometry. Screening test were performed to the antifungal activities of polyphenol extraction by the tube dilution method to the selected ten pathogenic fungus such as Dothiorella gregaria, Rhizoctonia solani, Phyllosticta pirina, and the minimal inhibitory concentration were measured. The column chromatography and thin layer chromatography were applyed to separate and analyse cortex extracts of Dracaena cochinchinensi Lour.

实验部分采用以石油醚脱脂，甲醇为溶剂的回流提取法来提取植物多酚，用显色反应检识酚羟基；采用紫外分光光度法对多酚粗体物进行总多酚含量的测定；选取了聚生小穴壳菌、立枯丝核菌、梨叶点霉等10株常见农林业致病真菌，采用试管液基稀释法对多酚粗提取物进行了抗真菌活性筛选试验，并测定其最低抑菌浓度；采用柱层析法和薄层层析法对其中抑菌效果较好的龙血竭进行分离分析，根据其中3种化合物的光谱数据UV、IR、~(13C-NMR、1H-NMR和MS鉴定其结构。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。