查询词典 cations

At present, we have owned all round specifi cations of products, due to preparation of design and exploitation for mould cutting, various blocking paper models, plastic material or nona- dhesive tape.

现公司产品规格齐全，并对模切、烫金各种纸张、塑材或不干胶都做了有针对性的设计、开发，能满足各种不同要求。

Metal cations have significant influence on the structure, dynamics and function of nucleic acids.

核酸是最重要的生物大分子，是生物储存和传递信息的载体。

For magnesim-poor palygorskite, the concentrations of octahedral cations are increasing with the increase of leaching time and the concentration of HCl solution.

对灰白色坡缕石而言，所有浓度的盐酸对八面体离子的浸出浓度均随浸蚀时间的延长而增大。

One end group is onium ion which has the capability of exchanging cations between layers of MMT, another is one of the groups which can react with copolyesters. MMT treated by such intercalants is dispersed in copolyesters at nano scale easily.

效果良好的插层剂分子末端应带有两个活性基团：一端带正电荷能交换MMT层间的阳离子，另一端带有反应性官能团可以与基体反应。

The impact of race was significantly more than that of mulberry variety or ontogeny in upward changes in haemolymph cations.

结果说明家蚕品种对家蚕血淋巴阳离子变化的影响显著大于桑树品种或家蚕个体发育的影响。

We hope that the understanding on the reactivity of gas-phase osmium oxide cations with methane is helpful for the design of catalyst for the similar reactions.

所以甲烷和乙烯中C-H键的活化具有重大的经济和环境价值，也是最具基础意义的化学前沿课题之一。

The results show that the quaternary ammonium cations C12 TA(superscript + and C14 TA(superscript +) with short alkyl chain only react with the hydration cation in the interlamerllar space of hydrobiotite, while those with long chain C16 TA(superscript + and C18 TA(superscript +) first react with the hydration cation, then with the kalium cation in phlogopite interlayer.

结果表明：较短链长的季铵盐阳离子C12TA(上标+， C14TA只与水黑云母蛭石晶层中的水合阳离子发生反应；而长链季铵盐阳离子C16TA(上标+， C18TA先同蛭石晶层的水合阳离子交换反应，再与云母晶层中的钾离子发生交换反应。

The montmorillonites pillared with Ti and/or other metallic cations have been proved to be one of the most interesting materials at home and abroad.

钛柱撑蒙脱石纳米多孔材料是近几年来颇受国内外学者关注的矿物材料之一。

This is due to the highly polarizable oxide ions in the heavy metal glasses and the high polarizability of their cations, and this leads to a high polarizability of the whole molecule and easy distortions of the electron density in a strong electromagnetic field.

这是由于高度极化氧化物离子在重金属眼镜和高极化其阳离子，这导致高极化整个分子和容易扭曲的电子密度，在强电磁领域。

The adsorption of polyvalent cations from aqueous solutions was decided by the surface properties of cation exchanger .

从水溶液中吸附多价金属阳离子的能力取决于阳离子交换剂的表面性质：该加合物对Cr、Fe、Pb的吸附活性高于КБ-4阳离子树脂。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。