查询词典 vis

In this work, Ag/TiO_2 was opted, the synthesis and UV-Vis. spectral property of nanoparticles with titanium dioxide as the covering shell and silver as the inner core were discussed.

论文以Ag/TiO2为体系，重点研究以二氧化钛为包覆层、金属银为核的纳米粒子的合成与制备，着重讨论了其紫外一可见光吸收性能。

IR and UV-vis were used for qualitative analysis and the ultraviolet spectrophotometric method was used for quantitative determination.

并讨论了温度及阴极电流密度对邻甲苯甲酸产率和电流效率的影响。

UV-vis titration spectra have been applied to obtain the stability constants of complexes and their stoichiometry.

紫外滴定光谱法定量计算出了半抗原GSH-S-DNP与2-diSeCD所形成复合物的结合常数远远大于其与β-CD的结合常数，且结合比都是1：1。

Uninformative variable elimination and successive projections algorithm were combined to select wavelength from Vis-NIR spectroscopy. Eight wavelength variables, namely 673, 937, 963, 982, 989, 992, 995 and 1 008 nm, were selected.

采用无信息变量消除算法（uninformative variable elimination， UVE）与连续投影算法（successive projections algorithm， SPA）相结合选取光谱有效波长。

UV-Vis spectra were measured in weak acidity, neutrality and weak base, the absorption spectra were changed with a large red shift in weak base because of intramolecular charge transfer and azophenol-quinone tautomerism.

并且测量了它们在弱酸性，中性和弱碱性条件下的紫外吸收光谱，讨论了吸收光谱与分子结构之间的关系，认为分子内的电荷转移和醌式互变是碱性条件下吸收光谱发生明显变化的根本原因。

ESR and UV-vis spectroscopic investigations suggested that the tetrahedrally coordinated iron and vanadium species incorporated within the silica framework.

ESR、紫外可见光谱结果表明铁和钒以高度分散的四配位状态存在于分子筛的骨架中。

The configuration state and spectral properties of sandwiched thulium bisphthalocyanine(TmPc2) molecule in Langmuir films and Langmuir-Blodgett films were investigated by using the surface pressure-area isotherm and UV-Vis absorption spectra.

采用表面压-面积等温曲线和紫外-可见吸收光谱研究了稀土夹心双酞菁铥(TmPc2)分子在Langmuir膜及其Langmuir-Blodgett膜中分子的排列状态和光谱特性。

In this dissertation, firstly, the conditions of isolation and purification of specific toxin fractions produced by Exserohilum turcicum has been studied, and a high-efficient method has been established;secondly, the toxins were analysed by UV-Vis spectrophotometry;then the effect of specific toxin on death rate of corn leaves protoplast was studied by FDA as a tinct reagent;finally, using ANS as a probe and SDS-PAGE to study the membrane protein of the corn leaves with Htl gene. In a word, the aim of the research is to search some existent evidences of the toxin binding site on protoplasmic membrane, and provide proofs for nosogenesis of specific toxin in terms of cytology and the molecular biology.

本研究对玉米大斑病菌1号小种毒素的特异性组分进行分离，建立了高效的特异性毒素分离纯化方法，并对其进行了紫外波谱分析；用荧光素双醋酸酯染色法，测定了毒素特异性组分对原生质体死亡率的影响；进而用1-苯胺基-8-萘磺酸荧光探针标记法和SDS-PAGE电泳法对特异性毒素组分与Htl基因玉米细胞互作过程中的质膜蛋白进行了研究，旨在证明Htl基因玉米细胞质膜上存在特异性毒素组分结合蛋白，为从细胞和分子生物学角度阐明毒素的致病机理提供证据。

Moreover, most VIS and NIR data were applied in the pest monitoring research,while,the application of TIR data are rare.

在应用的遥感数据方面，多集中在可见光和近红外数据，而热红外波段的应用研究较少。

Let Vis the universe of discourse of W,vj is the observed value of wj,it is called that W pro-vides the information as measure value in 1 to vj throughwj.

设W的论域为V，wj的观测值为vj，称W通过wj给V上的vj点提供了一个量值为1的信息。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。