结果表明,三种催化剂上表面碱性的类型、强度和数目分布不同。
It was shown that the distribution of the type, number and strength of surface base of the three catalysts were different.
结果表明,活性焦的微孔面积及表面碱性位含量是影响其脱硫能力的主要因素。
The results showed that the activity of active coke for SO 2 removal is mainly determined by its microporous structure and quantity of surface basic sites.
水热化学改性造成改性半焦表面酸性含氧官能团挥发,提高了表面碱性官能团含量;
The proximate analysis, ultimate analysis, inorganic oxide content and surface acidic or basic groups content were carried on for raw semi-coke and the activated semi-coke samples.
碱性的海水使得胶质在30秒内凝结为泡沫,并在几小时内变为柔韧的皮状表面。
Seawater, however, is alkaline. This alkalinity causes the glue to set. It solidifies into a foam within 30 seconds and becomes a flexible, leathery substance over the course of several hours.
碱性的海水使得胶质在30秒内凝结为泡沫,并在几小时内变为柔韧的皮状表面。
Seawater, however, is alkaline.This alkalinity causes the glue to set.It solidifies into a foam within 30 seconds and becomes a flexible, leathery substance over the course of several hours.
化学除油:在碱性溶液中借助皂化作用和乳化作用清除制件表面油污的过程。
The chemical oil: in the alkaline solution with the role of saponification and the emulsification cleared surface process of oil parts.
在强碱性介质中,“固体表面活度”很低,若二硫代碳酸盐浓度不大,则不能发生吸附。
In serious alkaline media, "solid surface activity" values are quite low and the adsorption can't take place therefore.
研究了经碱性亚钠法处理的马尾松化学预热机械浆(马尾松ctmp)纸页强度指标并利用XPS和AF M技术分析了纸浆纤维的表面性质。
The paper strength index of masson pine CTMP was studied after alkaline sodium sulfite treatment, the pulp fiber surface properties of the masson pine CTMP were analyzed with XPS and AFM.
而且PC板不耐酸碱,切勿与碱性或腐蚀性物质贮存在一起,因为PC板会与这些化学物质发生化学反应致使板材表面腐蚀。
PC board is not resistant to acid and alkali, and not with alkaline or corrosive substances stored in together, because of the PC board will react with the chemicals as plate surface corrosion.
六组分过渡金属氧化物催化剂的表面酸碱性测定。
The surface acidity or basicity of six-component transition metal catalyst was studied.
适用于磨钢锭、铸件打毛刺、石材表面精加工、切割、抛光等。但该类磨具不抗碱性溶液。
It is suitable for the grinding of steel ingot, removing burrs of casting, precision grinding of stones, cutting and polishing. But it should be kept away from alkaline solution.
由于在干燥期间,蜡粒子聚集在涂层表面,对最终涂层的性质而言,选择合适的碱性蜡或其组合物是最重要的依据。
As the wax particles concentrate at the coating surface during drying, the choice of the appropriate base wax or combination is the most important criterion for the final coatings properties.
储氢合金,合金表面改性方法,电池和碱性二次电池负极。
Hydrogen-absorbing alloy, method of surface modification of the alloy, negative electrode for battery and alkaline secondary battery.
结果表明,经微波加热处理后,活性炭表面酸性基团分解,同时碱性特征增强。
The results show that after microwave treatment, the surface acidic groups are removed due to their decomposition, and the basic characteristic of the activated carbon becomes prominent.
研究了从软锰矿制备硫酸锰,在碱性溶液中,以过氧化氢为氧化剂,制备高比表面优质四氧化三锰的新工艺。
The manganic manganous oxide is prepared from the purified manganese sulfate solution using hydrogen peroxide as oxidant under alkali medium of ammonia solution.
分子筛表面不仅具有酸性中心,而且还存在着碱性中心。
This paper shows that besides acidic sites basic sites are also present on the surface of zeolites.
一种特殊配方的碱性清洁剂,用于清除石材表面的各类染色污渍。
Jontec all Purpose Remover is a specially formulated alkaline spotter to remove various coloured stains on stone surface.
这种新型表面活性层用于碱性水电解时具有析氧催化活性高,稳定性好等特点。
The new DSA for alkaline water electrolysis has higher catalytic activity and longer life time.
不可与碱性物同时使用,不可用于其他表面清洗。
Never mix this cleanser with other alkali products and never be used for the cleaning of other surfaces.
跟纯银胶相比,添加了金胶的混合金银胶体系能够有效的增强碱性品红分子的表面增强拉曼散射效应。
Compared with the pure silver colloids, it was found that the addition of gold colloids to silver sol could bring about the favorable effect on SERS behavior for adsorbed fuchsine basic.
二氧化钛具有表面羟基、润湿性、表面酸碱性、表面电性、光化学活性等表面物理化学性质。
Titanium dioxide has unique characteristics, such as the surface hydroxy groups involved, wetting properties, surface acidity or basicity, surface electrical properties and photochemical activity.
BJ- 1001系金属表面处理用的强碱性脱脂剂。
BJ-1001 is alkali degreaser used for surface of metal treatment.
开发出了弱碱性溶液中紫铜化学抛光新工艺,确定了抛光液中的光亮剂(包括缓蚀剂和表面活性剂)。
A new technology for chemical polishing of copper in weak alkaline solution has been developed and a brightener (containing corrosion inhibitor and surfactant) has been found out.
混凝土内部的高碱性能使钢筋表面形成一层钝化膜,保护钢筋免受锈蚀。
The high alkalescence inside the concrete will form a passivation membrane for the rebar surface to protect it from being corroded.
采用碱性亚甲蓝萃取去除蛋白质、硫化物等干扰,然后经酸性亚甲蓝萃取法分析未经处理或仅简单处理生活污水中的阴离子表面活性剂浓度。
The interferences of protein and sulfide in the domestic wastewater are extracted with alkaline methyleneblue, and then the concentration of anionic surfactant is detected by using acid methyleneblue.
而在高温或高浓度的碱性溶液中薄膜表面难以形成稳定的钝化保护层。
Nevertheless, in higher temperature or solution concentration of the alkaline solutions, the formation of stable passive layer is very difficulty.
通过正交实验优化了十二烷基葡萄糖苷(APG)的合成条件,测定了APG的表面化学性能,并探讨了APG在碱性介质中对铝的缓蚀作用.。
The conditions of synthesis of APG were optimized through orthogonal experiment. APG's surficial chemical properties were measured. APG's mitigatory effect on Aluminum was studied in base medium.
本发明公开了一种焊接点的表面处理方法,该方法使用碱性缓冲溶液,并使焊接点浸入到所述碱性缓冲溶液中。
The invention discloses a surface treating method for welding points. The method uses an alkaline buffer solution and makes a welding point immerge into the alkaline buffer solution.
该促进剂在碱性条件下可使纤维素纤维表面阳离子化,增大与靛蓝染料隐色体的亲和力和上染率。
The dyeing promoter could rapidly combine with cotton fiber in alkaline solution and make the fiber cationization so that the affinity with indigo leuco and dye uptake would increase.
采用接触角测定、动电位测定、吸附量测定及紫外光谱等多种手段研究了不同碱性介质中CTP与矿物表面的作用机理。
The interaction mechanism of CTP with pyrite and chalcopyrite has been studied using the contact angle test, Zetapotential test and the adsorption of reagents.
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