As formed under acidic conditions, hydroiodic acid (HI) is a stronger reducing agent.
由于在酸性条件下形成,氢碘酸(HI)是一种更强的还原剂。
Perhaps the most important use of sodium metal is as a reducing agent in producing high melting point metals, such as titanium and hafnium.
也许金属钠最重要的用途是作为还原剂生产高熔点金属,比如钛和铪。
We find out that the reducing agent has the advantages such as lower reduction temperature, quicker reduction, smaller excessive factor and lower pressure briquette.
发现,与原硅铁还原剂相比,此高效还原剂具有还原温度低、还原速度快、过量系数小、制团压力低等优点。
The research and application of organic shrinkage reducing agent (SRA) and non-organic expansion agent (EA) are drawing great attention among that of new-type concrete anti-cracking admixtures.
在新型混凝土抗裂外加剂中,有机类减缩剂及无机膨胀剂的研究与应用受到了广泛的关注。
The effect of spraying technology of shrinkage reducing agent (SRA) on the drying shrinkage of cement-based materials was studied.
探讨了水泥基材料减缩剂喷涂工艺对水泥砂浆的减缩效果。
The effects of fly ash, water retention agent, re-dispersible latex powder and water reducing agent on performance of mortar were.
研究了粉煤灰、保水剂、可再分散乳胶粉、减水剂等对砂浆性能的影响,并探讨各种外加剂对砂浆的改性机理。
Product reached the level of common water reducing agent.
改性物的减水性能达到普通减水剂的标准。
Ethyl acetate displayed not only as a solvent for two-phase reaction, but also as a pro-reducing (agent).
乙酸乙酯不仅作两相反应的溶剂,而且也提供还原剂乙醇。
When high flowing pump concrete of C60 is produced, more water and water reducing agent is used. So it often appears segregation and bleeding.
配制C60高流态泵送砼时,需要采用较大用水量和减水剂掺量,故拌合物常有离析和泌水趋势。
Reducing agent, a chemical substance that gives electrons to another substance. A reducing agent is in contrast to an oxidizing agent.
一种把电子给另一种物质的化学物质,还原剂相对的是氧化剂。
This article has emphatically illustrated that whether H_2O_2 acts as an oxidizing agent or reducing agent depends on the electromotive force EMF of the reaction.
又在什么情况下作还原剂呢?本文着重阐述了H_2O_2扮作氧化剂或扮作还原剂主要取决于反应电动势的大小。
Resistance-reducing agent does not reduce the impulse grounding resistance under large lightning current.
降阻剂并不能降低接地极在强雷电流下的冲击接地电阻。
Chemical structure, mechanism, performance characteristics of JM-PCA (I) carboxylic high range water reducing agent and its application in high performance concrete are presented.
本文介绍JM PC A (I)聚羧酸系高效减水剂的化学结构、作用机理、性能特点及其高性能混凝土的应用。
The results show that the modified lignosulfonate has a better water-reducing performance as effectively as high grade concrete water reducing agent.
结果表明,改性木质素磺酸盐具有较好的减水性能,且达到高效减水剂的减水性能。
Acid electroless nickel phosphorus plating on PZT ceramic was studied with hypophosphite as a reducing agent.
以次亚磷酸钠为还原剂,在压电陶瓷表面进行酸性化学镀镍磷。
By addition of compound additives made of some cheap components, the production cost of melamine water reducing agent is greatly decreased so that the spread and application value increases.
通过掺入某些廉价组分制成复合型外加剂,使得三聚氰胺减水剂的生产成本大幅降低,从而提高其推广应用价值。
Usage: Be used as reducing agent, dye mordant, decolourant and electric plating.
用途:用作还原剂、媒染剂、脱色剂、香料稳定剂、及电镀。
The select ion of reactive monomer and oxyethylene group number, molecular weight of copolymer and its distribution, influence of terminal group and the amount of reducing agent added were discussed.
通过对近年来国内外的文献综合,讨论了反应单体、聚氧烷基链和端基的选择、聚合物相对分子质量及其分布、减水剂添加量等对减水剂性能的影响因素。
Effects of shrinkage-reducing agent on the shrinkage and mechanical properties of cement-stabilized crushed rock base are analyzed through an experimental study by adding the agent to the base.
通过对水泥稳定碎石基层掺加减缩剂的试验研究,分析了减缩剂对水泥稳定碎石材料收缩性能及力学性能的影响。
The shrinkage of the base decreases by the proper dosage water reducing agent.
适宜用量的减水剂降低了基层材料的收缩量。
Preparation, formula and properties testing were introduced for HMS series high range water reducing agent.
介绍了HMS型系列高效减水剂的制备方法、配方、以及性能测试。
The paper studies the thermal reduction magnesium process with ferro-aluminum-silicon produced from carbon thermal reduction as reducing agent and kaoline coal gangue as raw material.
研究了采用高岭土型煤矸石为原料,经碳热还原制取的铝硅铁合金为还原剂热还原炼镁的工艺条件。
Drag reducing agent through molecular associations have high shear stability in turbulent flow was studied and found its shear stability in turbulent flow has been improved greatly.
初步研究了抗剪切降解型分子缔合减阻剂,通过分子缔合减阻剂多次的减阻测试,发现缔合减阻剂在抗剪切降解性方面有较大提高。
The effect of reducing agent, temperature and time on leaching of strontium are investigated, and the method for purification of strontium chloride solution is also studied.
分析了还原剂、温度和时间对锶浸出率的影响,研究了氯化锶溶液中脱除杂质的方法和效果。
Methods Based on the arsenic stain method principle the condition of reaction acid reducing agent system, measuring strip, and standard colorful board were experimented.
方法利用砷斑法原理进行反应酸、还原剂体系的配比、使用量及使用条件、检测试纸条及标准比色板的制备和条件实验。
High efficiency water reducing agent is a kind of additive agent, which can reduce mixing water greatly while maintaining unchanged landslide.
高效减水剂是指在保持混凝土坍落度基本相同的条件下能大幅度减少拌和用水量的外加剂。
This resin is an excellent concrete water-reducing agent.
此树脂对混凝土有良好的减水作用。
The double mix of expansion agent and shrinkage-reducing agent is an effective way to reduce the drying shrinkage fall of expansive concrete.
膨胀剂和减缩剂双掺使用是减少膨胀混凝土干燥收缩落差的有效措施。
Through analysizing the factors of decline of durability of concrete, utilize the modified lignosulfonates high range water-reducing agent to raise the durability of concrete is scientific.
通过分析导致混凝土耐久性下降的因素,论述了利用改性木素磺酸盐高效减水剂在提高混凝土耐久性研究的应用。
Through analysizing the factors of decline of durability of concrete, utilize the modified lignosulfonates high range water-reducing agent to raise the durability of concrete is scientific.
通过分析导致混凝土耐久性下降的因素,论述了利用改性木素磺酸盐高效减水剂在提高混凝土耐久性研究的应用。
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