查询词典 anions

In result, formic, acetic, methanesulfonic, oxalic, malonic, succinic and glutaric acids were detected notably. Formic, acetic and oxalic acids were the most abundant organic acids, and the sum of their concentrations averagely accounted for 89% of the total detected organic acids and 13% of the total anions, respectively.

结果表明，甲酸、乙酸、甲磺酸、乙二酸、丙二酸、丁二酸、戊二酸均有不同程度检出，一元有机酸中甲酸和乙酸在每场降水中均有检出；二元有机酸中，乙二酸和丁二酸检出率很高，其他有机酸检出率较低。

The trace anions in heteropoly acid can be determined by ion chromatography.

离子色谱法是测定阴离子最理想的分析方法。

The results indicate that the anions of the heteropoly acid remain unchanged in mixed valence compound formation.

结果表明在反应过程中杂多阴离子发生了单电子还原反应，生成了混合价化合物。

The structural analysis of precipitation has indicated that heteropoly anions in this compound still remained Keggin structure.

对该化合物的结构分析表明这些化合物中的多阴离子仍保留着其Keggin结构，但其特征振动谱带有一定的红移或蓝移。

The structure consists of discrete adamantylammonium cations lying on crystallographic mirror planes and hexa- fluoridogermanate anions disordered about sites of 2/m point symmetry.

它的结构中包含位于晶体学对称面上的离散的金刚烷胺阳离子，而无序的六氟锗酸盐阴离子位于2/m对称点。

The plotting method not only exhibits information about the cations and anions explicitly, but also provides a more lucid hydrochemical classification.

图解结果不但可以清楚地显示地下水中阴、阳离子含量的信息，而且也提供了更明晰、易懂的水化学类型的信息。

In acidic aquatic environment, hydrotalcite and its calcined product can also play a role in neutralizing H(superscript +) ions and sorbing anions.

在酸性环境下，水滑石及其焙烧产物在对阴离子的吸附过程中都有中和酸性溶液的作用。

There were five kinds of NpCpTiCl〓, in which Np was pyrolyl , indolyl ; 7-azoindolyl , indazolyl , and benzimidazolyl respectively. All of them were prepared by the reactions of CpTiCl〓 with the anions of the relevant ligands, and characterized by elemental analysis, IR, or NMR.

此外，半茂体系的催化活性都随铝／钛比的增加呈上升而后衰减型，当Al／Ti比为500左右时活性达到最高，这个值远低于茂金属催化剂活性达最高时的Al／Ti比，即茂金属配合物比半茂配合物需要更多的MAO来活化，并稳定形成的活性中心。

The iodination of fluorinated ylide-anions using element iodine or 1,2-diiodoethane wassuccessfully underwent and a series of of perfluoroalkylated α-iodo-α,β-unbsaturated nitriles were prepared.

成功地进行了含氟叶立德阴离子的碘化反应，通过用不同的碘化试剂即单质碘或〓， 2-二碘乙烷制备了一系列全氟烷基化的α—碘代—α，β-不饱和腈。

Both of the analysis and the measurements showed that the particle zeta potential is close related to chemical properties of ionizable functional groups on particle surface, pH and specific adsorption of anions and cations.

结果表明，颗粒表面ζ电位与颗粒表面离子化官能团的化学性质、天然水pH值和专属吸附的阴阳离子Ca~(2+和PO_4~(3-)有密切关系。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。