螯合

The new acid system can stabilize the ferric ions, furthermore it can prevent the acid sludge forming during acidizing treatment, also can eliminate sulphide scale.

实验表明螯合酸对于高含碳酸盐岩砂岩储层具有很好的酸化效果，对于高含酸敏性矿物而碳酸盐岩含量较低的砂岩储层酸化效果有限，但不会给储层带来二次伤害。

The synthetic procedure consists of three steps: the preparation of magnetic silica microbeads by polymer templating method; coupling of iminodiacetic acid with a bifunctional silane agent 3-glycidoxypro-pyltrimethoxysilane; charging the magnetic support with Cu(superscript 2+) With bovine serum albumin as a model compound, the adsorption behavior of protein on the magnetic matrix was studied.

采用模板法制备的单分散磁性硅胶微球，经过表面修饰偶联上亚氨基二乙酸，与过渡金属离子Cu(上标 2+)螯合，制成一种新型的磁性固定化金属亲和纯化载体。

Fructose, citric acid, natural cherry, orange and grape flavors, magnesium stearate, spirulina (naturally rich in essential nutrients), rose hips, whole brown rice, broccoli, spinach, mango fruit, carrot, West Indian cherry, papaya fruit, Mineral aminoates are whole brown rice chelates.

其他成分：果糖，柠檬酸，天然樱桃，橙，葡萄香料，硬脂酸镁，螺旋藻，野玫瑰果，全糙米，花椰菜，菠菜，芒果，胡萝卜，樱桃，番木瓜，氨基矿物质来自糙米的螯合。

The variable region genes of the light and heavy ehains obtained from three atems of McAb against metal-bound tetrapeptide were joined into a single chain by a linker.

作者将获得的抗3株金属螯合匹肽单克隆抗体的轻、重链可变区基因，通过linker连接成单链基因，并在其后插入编码CGRP的N端前十三肽的39bp基因片段，组成Lv－linker－HvCGRP。

In this study, the variable region genes of three stem McAb 1A〓-D〓, 2F〓-B〓 and 2E〓-E〓 against metal-bound tetrapeptide were joined into a single chain antibody with a linker respectively. And insert 39bp fragment of N-terminal CGRP to C-terminal of heavy chain and constitute V〓linker-V〓-CGRP single chain genes.

为获得有催化活性的抗体酶，本文将〓和〓〓三株金属螯合四肽单抗的轻、重链可变区基因，通过linker分别连接成单链基因，并在其后插入编码CGRP的N端十三肽的39bp基因片段，组成〓-linke-〓-CGRP，将该基因克隆入分泌表达载体pTC01中，获得表达产物。

The textures etched by KOH after beening oxidated had well adsorption ability with protein for its high surface energy and high adhibiting ability. It can chelate more kinds of protein with more quantities.

硅基片经碱性刻获得的绒面氧化后因其较大的比表面积、特殊的空间结构及较小的固液接触角θ，对蛋白质具有较强的吸附能力，螯合的蛋白质种类多、丰度大。

In the second chapter, we first report the electronic structure study on the critical stability constants of the complexing reactions of aluminum and copper ions with a series of chelators.

在第二章中，我们首次报道了运用电子结构理论研究铝离子、铜离子和其系列螯合物结合反应的稳定常数。

There are no influence on hybridization of conjugation with chelators and radiolabeling with gamma or bata emitting radionuclides.

耦联外源性螯合基团及标记不同种类的核素，对MORF的分子杂交活性无影响。

The experimental parameters such as optimum pH, flow rate, sample volume, eluant and its volume and effect of matrix ions on preconcentration of REEs were investigated in detail.

本实验对富集的最佳pH、纤维螯合容量、样品流速和体积、洗脱剂及其体积、基体干扰等进行了系统研究，并讨论了大体积富集时吸附效率下降的机理。

Guoguang company has large amount of products including plant growth regulators, germicides, insecticides, high effective trace-element fertilizers chelated with amino acids, and complex fertilizers.

国光产品丰富多样，涵盖了植物生长调节剂、杀菌剂、杀虫剂、高效氨基酸螯合微肥、复合肥等五个领域，年产杀菌剂3500吨、植物生长调节剂4000吨、保鲜剂200吨、微肥1000吨。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。