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By means of UV-vis spectrophotometer, the complex abilities of calix [4] arene ligands with metal ions were researched, and the effect of solvent systems was discussed.

使用紫外-可见分光光度法研究了杯[4]芳烃配体与金属离子的络合性质，并考虑了溶剂对配体与金属离子配位的影响，评价了杯[4]芳烃的不同取代基对过渡金属离子及稀土离子的配位作用。

Fluorescence, UV-vis and NMR are the most common methods in the research of chiral recognition. According to these methods, the latest research progress in the synthesis of chiral receptors based on calix[4]arenes and their applications in the chiral recognition are summarized.

在手性识别的研究中，荧光、紫外和核磁是3种最常见的研究方法，本文根据这3种方法进行分类，综述了近年来以杯[4]芳烃为分子骨架的手性受体的合成及其在手性识别中的应用。

Raeusch fruit. Total phenolic content and phenolic compositions of Canarium album Raeusch fruit from Fujian area were analyzed by Folin-Ciocalteu colorimetry, UV spectrum and HPLC method.

方法］采用Folin-Ciocalteu比色法、紫外吸收光谱法和HPLC色谱法分别对福建檀香橄榄果实中的酚类含量和酚类化合物组成进行了分析测定。

Rats was cannulated for in situ recirculation. UV and HPLC methods were used to determine the concentrations of phenolsulfonphthalein and scopoletin, respectively.

采用大鼠在体胃、小肠吸收实验模型，以高效液相色谱法测定灌注液中药物的浓度，紫外分光光度法测定酚红的浓度。

Methods The intestine in rat was cannulated for in situ perfusion. UV and HPLC were used to determine the concentration of phenolsulfonphthalein and tetrandrine, respectively.

方法采用大鼠在体肠段灌流实验，利用紫外分光光度法和HPLC法分别测定酚红和汉防己甲素的量，分别研究药物质量浓度和吸收部位对汉防己甲素吸收的影响。

UV-VIS spectrophotometry method and HPLC were used to determine the content of total flavone and gallic acid in Polygonum capitatum from five different provenances.

方法］采用紫外分光光度法和高效液相色谱法分别测定5批不同种源头花蓼中总黄酮及没食子酸的含量。

They could be divided into three kinds of species when Genetic distance was0.36, six kinds when 1.9 (5) Chromatography factors of Determination of capsicin by high performance liquidchromatography: The mobile phase was V(CH_3OH): V(H_2O)=75:25 with a flowrate of 1.2ml/min, UV detector set at 280nm, columniation temperature 25℃. Thecapsicin contents of 12 hot peppers were 0.07 to 8.02 mg/g. The hottest wasWild-hill-pepper-1 in Yaan, which contained the highest capsicin. In the next placesof capsicin contents were Wild-hill-pepper-2, To-sky-pepper-2 andTo-sky-pepper-1.The Jiaozhou-long-pepper from Jiaozhou in Shandong provincecontained lowest capsicin.

5高效液相色谱法测定辣椒素的色谱条件：流动相为V甲醇：V水=75：25，流速为1.2ml／min，UV检测器检测波长为280nm，柱温25℃。12份辣椒样品辣椒素含量在0.07～8.02之间，辣椒素含量最高的为来源于四川雅安的野山椒-1，其口感为极辣，其次为野山椒-2、朝天椒-2、朝天椒-1，辣椒素含量最低的为来源于山东胶州的胶州长海椒。

Analyses of XPS, XRD, UV-visible and TEM showed that the catalytically active component was nano-Au〓.

通过XPS、XRD、UV-visible、TEM分析发现树脂担载金催化剂的活性组分为零价的纳米金。

The results can be expressed as follows:(1) With the increase of water phase content, the amine salt aggregated orderly in different forms such as W/O micro-emulsion, nodus-knot catenulate aggregates, layer liquid crystal and O/W micro-emulsion.(2) In layer liquid crystal, SO〓 mainly combined with amine salt cation by two oxygen atoms in bridge.(3) In UV-VIS spectrum of layer L. C., there is an absorption about 500 nm and "light short circuit"appeared about 430 nm. These phenomena may be very important for measuring the distance between the layers of the L.

研究发现该体系随水相含量的增加，胺盐发生不同形式的有序缔合，分别形成了W/O型微乳液、&节-结&型链状缔合体、层状液晶和O/W型微乳液：在层状液晶中，SO〓主要以桥式双齿配位形式存在，中性胺分子有利于体系中液晶的形成；层状液晶于500nm波长处有一吸收峰，在430nm附近发生&光短路&现象，该现象可能对测定层状液晶的层间距有重要意义。

An Application of UV and HNO_2 on Selection of Cephalosporium acremonium ;2. The morphologies of Cephalosporium acremonium were quantitatively analysed by bio-image analysis.

利用显微图像分析法对顶头孢霉菌的菌丝形态进行了定量研究，并统计分析了头孢菌素C发酵过程中的菌丝形态的变化规律，具体对菌丝长度、菌丝宽度和菌丝生长单位进行了定量分析，分析了菌丝形态分化与头孢菌素C合成的关系。

Many regions are also politically unstable or dangerous, further dissuading investors.

许多地区政局不稳甚至充满危险，更让投资者望而却步。

Not one of us, in the flesh, has the ability to choose not to sin.

我们当中没有一个人在肉体中有能力选择不犯罪。