查询词典 reducing agent

Adhesive has environmentally-friendly products are mainly urea-formaldehyde resin, melamine urea-formaldehyde resin and modified phenolic resin; concrete water reducer products are mainly water-reducing agent has Sulphamate, polycarboxylate water reducer and superplasticizer melamine.

胶粘剂产品主要有环保型脲醛树脂、三聚氰胺改性脲醛树脂和酚醛树脂；混凝土减水剂产品主要有氨基磺酸盐减水剂、聚羧酸减水剂和三聚氰胺减水剂。

The pulping waste liquors of wheat straw and reed have been modified and used to prepare water reducing agent mainly composed of lignin sulphonate.

通过实验，对AS法麦草、芦苇造纸制浆废液加入Ba2溶液和吐温-80进行化学改性，制成木素磺酸盐为主要成份的混凝土减水剂。

The experimental research results of mortar indicate that admixing and permeating shrinkage reducing agent can all reduce its dry shrinkage and self dry shrinkage effectively.

砂浆试验研究结果表明：减缩剂的内掺和渗透法均能有效减少砂浆的干缩和自干燥收缩：减缩剂的掺入可提高水泥粒子的分散性，改善砂浆的工作性能，但使砂浆的3d、7d抗压强度稍有降低，对28d抗压强度影响不大。

This research uses ethanol as a reducing agent in the reduction of platinum particles from hexachlorplatinic acid on carbon black surfaces. The carbon blacks were treated by hydrogen peroxide at 90oC to form oxygen functional groups on the surface in order to assist dispersion of platinum nanoparticles in liquid solutions.

中文摘要本研究用醇还原法将白盐前驱物还原於碳黑粉体表面，碳黑亦先以双氧水於高温(90oC)作改质处，使其表面形成含氧官能基，以促进白米颗於液体溶剂中的有效分散。

Deoxy-hemoglobin of Bar-Headed Goose was prepared with Na2S2O4 as reducing agent.The single crystals were obtained from polyethylene glycol solution 6000 at pH 7.2, 0.05mool/L phosphate buffer, protein 20mg/ml. Using the hanging drop methed.

报导了以Na2S2O4为还原剂制备脱氧血红蛋白，并以聚乙二醇溶液为沉淀剂，在pH7.2，蛋白浓度20mg／ml条件下培养出适合于X射线分析用的斑头雁脱氧血红蛋白晶体，经X射线平面探测仪收集衍射强度数据和处理。

The experiments were carried out chemically pure ZnO and reducing agent CO to study the reduction mechanism of the process. And this reduction is important in other metallurgical processes.

为探索其还原过程的规律，首先采用化学纯ZnO进行CO还原实验，研究还原过程的有关规律，这一还原反应也是其它冶金过程中常见的和十分重要的反应。

Effect of coal as additive reducing agent on pr eventing sticking in a fluidized bed for iron ore reduction was investigated.

介绍了铁矿石还原流化床中混入煤粉对粘结失流现象的抑制作用。

Effect of coal as additive reducing agent on pr eventing sticking in a fluidized bed for iron ore reduction was investigated.

摘 要：介绍了铁矿石还原流化床中混入煤粉对粘结失流现象的抑制作用。

With hydroxylamine hydrochloride as reducing agent mixed gold chloride acid on the surface of the second deposit silicon film growth, measured by scanning electron microscopy of the surface morphology of silicon, this new system of surface-enhanced Raman scattering activity the study of crystal violet probe molecules to study the SERS activity revealed that the system is a very efficient SERS substrate activity, and the SERS activity is better than chemically prepared gold plastic.

用盐酸羟胺作为还原剂混合氯金酸对硅片表面进行二次金膜的生长，用扫描电子显微镜测定硅片的表面形貌，对这种新体系的表面增强拉曼散射活性进行了研究，以结晶紫为探针分子，研究其SERS活性发现该体系是一种非常高效的SERS活性增强基底，并且其SERS活性优于用化学方法制备的金胶。

With hydroxylamine hydrochloride as reducing agent mixed gold chloride acid on the surface of the second deposit silicon film growth, measured by scanning electron microscopy surface morphology of gold films, this new system of surface-enhanced Raman scattering activity the study of crystal violet probe molecules to study the SERS activity revealed that the system is a very efficient SERS substrate activity, and the SERS activity is better than chemically prepared gold plastic.

用盐酸羟胺作为还原剂混合氯金酸对硅片表面进行二次金膜的生长，用扫描电子显微镜测定金膜的表面形貌，对这种新体系的表面增强拉曼散射活性进行了研究，以结晶紫为探针分子，研究其SERS活性发现该体系是一种非常高效的SERS活性增强基底，并且其SERS活性优于用化学方法制备的金胶。

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。