Cations

阳离子

常用释义

词性释义

n.

[化学]阳离子;[化学]正离子(cation 的复数)
例句
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When an organic molecule like electron donating pyridine adsorbs on the surface, cations get reduced due to charge transfer.
当一个有机分子如电子给予体吡啶吸附在表面上时,阳离子由于电子转移而还原。
电离层是高空中的气体,被太阳光的紫外线照射,电离成带电荷的正离子和负离子及部分自由电子形成的。
离子液体又称室温熔盐,基本上是由含氮的有机阳离子和大的无机阴离子组成。
For ionic compounds , the state of having exactly the ratio of cations to anions specified by the chemical formula .
在离子化合物中,正、负离子的比例严格遵守化学公式定义的化合价关系。
The residual negative charge is balanced by cations between the chains which also serve to hold the chains together.
残余负电荷被链间阳离子所中和,这些阳离子也起将链联系到一起的作用。
该阳离子被运出的土壤和被俘的离子交换的媒介。
二价(和多价)阳离子的截留率高于一价阳离子;
适当的离子交换介质是用来捕获和随后恢复阳离子。
土质。化学方法。阳离子交换容量和可交换的阳离子的测定。
采用离子交换-抑制电导法测定海水中阴、阳离子。
除了阳离子是两种不同种类以外,它和刚玉构型非常接近。
研究了取代基、金属离子对邻氨基二苯醚重氮盐转化反应的影响。
分析了膨润土的结构性质和它对重金属离子的吸附机理。
Toxicity can be prevented by addition of other cations which act as cation antagonists.
毒性可以通过添加其它阳离子(这些阳离子作为抑止阳离子)避免。
Freeze-thaw process might influence soil's aggregate and micropores, thus influence cations' adsorption on the soils.
冻融过程影响土壤团聚体结构及微孔隙,进而影响土壤对阳离子的吸附。
分别考察了阳离子和阴离子对印迹膜渗透模板分子的影响。
The amphiphilic adsorbent has high capacity of adsorbing both organic pollutants and heavy metal cations.
上述两性吸附剂对有机污染物和重金属离子同时具有良好的吸附能力。
在很多油田卤水中,溴化物比硫酸盐多。我们将其看作是阳离子和阴离子。
Being poly-anionic in nature, EPS form complexes with metal cations resulting in metal immobilization.
EPS为天然的聚阴离子物质。可固定金属离子形成复合物。
室温离子液体是由有机阳离子和有机或无机阴离子组成的一类新型液体。
合成双酰胺季铵盐和咪唑啉季铵盐阳离子表面活性剂,并进行阳离子含量测定。
不同二价阳离子和放线菌酮的DNA裂解在此系统进行了评估。
The haemolymph cation levels were held by controlled excretion of the cations.
血淋巴中阳离子水平受阳离子外泌的控制。
The PZ sensor for cations exhibited good selectivity and detection limit in aqueous solution.
此银奈米压电感测器对各种金属离子有很好的灵敏度与侦测下限。
The rates of elimination of cations were lower during feeding stages than during non feeding stages.
与非取食阶段相比,取食阶段的阳离子清除速率低。
C36CH2 cations have antiaromaticity with negative resonance energy, whereas C36CH2 anions have aromaticity with positive resonance energy.
反之,C36CH2阴离子因共振能为正值而具有较高的芳香性和稳定性。
However, few studies had investigated the effect of freeze-thaw process on the adsorption of cations by the soils.
然而有关冻融过程对土壤吸附阳离子影响的研究很少。
Polypyridines belong to polydentate ligands, which can chelated with transition metal cations to form metal coordination complexes.
多联吡啶属于多齿配体,能与过渡金属螯合,形成金属配合物。
阴离子和阳离子有相反的静电荷。他们通过共价键相互吸引。
Amphiboles are related to the pyroxenes, forming double chains, again being held together by cations.
角闪石类与辉石类有关,构成双链,也是被阳离子联系在一起的。
1·When an organic molecule like electron donating pyridine adsorbs on the surface, cations get reduced due to charge transfer.
当一个有机分子如电子给予体吡啶吸附在表面上时,阳离子由于电子转移而还原。
2·Only large cations with low charge give a stable ionic lattice with the large polyhalide ions.
仅仅带低电荷的大的阳离子,能和大的多卤化物离子产生稳定的离子晶格。
3·Only large cations with low charge give a stable ionic lattice with the large polyhalide ions .
仅仅带低电荷的大的阳离子,能和大的多卤化物离子产生稳定的离子晶格。
4·The current efficiency that could be improved by using tetrabutylammonium cations nearly retained the same performance at different concentrations of the said reagent.
四丁基铵阳离子可以提高电流效率,但电流效率的增加值不受浓度变化的影响。
5·We find that the chain transfer reaction between oligomeric radical cations and monomers is the key to elucidate these questions.
我们根据实验结果并借鉴前人的经验,指出低聚物阳离子自由基向单体的链转移是诠释这一切问题的关键。
常用短语
n.