可银
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用作DC电极的可焊银导体浆料
Solderable Ag Conductive Paste for DC Electrodes
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从矿石中提取铅时,常可获得银这种副产品。
Silver is often obtained as a byproduct during the separation of lead from rock .
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因此,可将银染带作为木薯染色体的识别标记。
Therefore , Ag - bands can be used as identification marker of chromosomes of cassava .
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当表面存在吸附氧原子时,甲醇可在银表面形成两种分子态吸附;
If there is adsorbed oxygen atom O ( a ) on the surface , methanol can form two stable molecular chemisorption states ;
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研究结果表明选择带电入池,无冲击电流方式时,可增强银镀层的结合力。
The result showed that the mode of sample entering electroplating bath with electrification and without impact current could made the adhesion harder .
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电势振荡和析氧过程可改变银电极表面形貌,继而对振荡也有一定影响。
The repeated redox and oxygen evolution reactions on Ag surface during oscillations can result in complicated changes of surface morphology , and hence can influence the oscillations to certain extent .
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温升和通断能力试验结果表明:所研制的无银触头在许多应用领域中,如在电力机车上可替代银氧化物触头材料。
The results of the temperature-rise test and the turn-on and turn-off ability indicate that this new material can replace silver oxidization contact materials in many applications such as in electric locomotive .
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结果表明,采用阴极电解钝化加高分子覆蔽的综合处理新工艺,可使银制工艺品自然放置10年以上不变色,具有较好的防潮、防盐雾和防霉效果。
Experimental results showed that a new cooperating treatment of cathodic electrolytic passivating and polymer coating could enable silver artwares to maintain the luster and original colour in natural enviroment for more than 10 years .
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研究了一种以银为金属基质、稀土氧化物微粒为分散相的复合镀层,可取代银镀层应用于电器开关的电触点上。
A composite coating containing silver as its metallic matrix and oxide particles of rare earths as disperse phase is developed for electric contacts and may be used as a substitute for pure silver plating film .
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氧化型银锰矿中的银可用选冶联合工艺进行富集,在强磁场下通过两步磁选可实现银锰与其它矿物分离。
The silver in the oxidative silver-manganese ore can be concentrated with united technologies of beneficiation and metallurgy , under the condition of strong magnetic field silver and manganese can be separated from other ores by two steps magnetic separation .
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改变基质中银粒子的大小、形状及分布,可调整银粒子表面等离激元共振的频率、强度和电子能级的分裂程度,从而得到符合不同要求的光功能材料。
When the size , shape and distribution of silver particles changed , the intensity and position of the surface plasmon resonance and the split extent of electron step can be modulated , and thus we can get opto-functional materials to meet different demands .
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研究表明,改变反应体系中氨水的浓度、粉体装载量、反应温度等可对银的包覆进行有效的调节,其中氨水的浓度对壳层的形貌控制起着关键性的作用。
The research demonstrated that several parameters during the process such as concentration of Ammonia , quantity of PMMA powder , and reaction temperature etc could effectively regulate the coating process , among which the concentration of Ammonia was particularly crucial to controll the morphology of Ag shell .
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在研究中还发现了一种新的、高效的晶种催化作用策略,即采用Na2S作为控制剂来形貌可控制备银纳米材料。
In these studies , a novel , effective strategy named " seed catalysis " has been discovered here to synthesize silver nanostructures with controllable morphology by using Na2S as control agent .
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研究了反应过程中PVP及酸添加剂对产物形貌及性能的影响,添加PVP可使组成银颗粒的纳米粒子排列更加有序。
We research the influence of additives on the morphology and properties of silver particles . We find out that add PVP Can make the arrangement of nanoparticles that form silver particles more orderly .
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由此建议,在工作温度不太低、工作电流很小条件使用的ZrO2气体氧传感器,可考虑采用银作电极材料。
The electrodes of ZrO 2 oxygen sensor can be made with silver when the working temperature is not very low and working electric current is very small .
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稀土属的三价金属元素,一种可延展的银白色铁磁体。
A ductile silvery-white ductile ferromagnetic trivalent metallic element of the rare earth group .
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生产实践证明该工艺可作为云龙银铜矿的选矿工艺。
The production practice confirms that this flotation process can be adopted to treat Yunlong refractory silver-copper ore.
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可反应表面修饰银纳米颗粒的制备与结构表征
Preparation and Characterization of Surface Reactable Modified Silver Nanoparticles
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淀粉可有效分散氯化银胶体溶液,增强溶液的稳定性;
Starch can disperse argentum chloride colloid solution in effect and improve its stability ;
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该工艺可推广到硝酸银消耗量较大的其他化验室。
Therefore , this method can be popularized to other laboratory consuming large silver nitrate .
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提出了一种从硝酸银废液中回收银新方法,可直接得到成品银。
It is presented that a new method directly producing product silver from waste silver nitrate solutions .
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结论本法操作简便,灵敏,准确,可用于磺胺嘧啶银乳膏的含量测定。
Conclusion The method is simple , sensitive , reproducible and suitable for quality control of the cream .
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将硅藻土与硝酸银混合,当烧结温度超过450℃后,可制得载银硅藻土。
Silver-loaded diatomite is manufactured by mixing diatomite with silver nitrate and then sintering at above 450 ℃ .
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前者称为硬币,硬币可由于金,银,铜,镍和铝等金属铸成
The former is called coins , a coin may be made of gold , silver , copper , aluminium
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黄滤色层可由胶态金属银或特定的黄色染料构成,也可由两者组合而成。
These yellow filtering layers can be made with either colloidal silver or specific yellow dyes , and in some cases with mixture of both .
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在某些熔断器中,可熔断元件用银制成,但通常为锡、铜、铝或某些合金。
In some fuses , the fusible element is made of silver , but usually it is tin , copper , aluminum , or some alloy .
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提出了对其中的银进行回收的方法,银的回收率为88%-98%,可使贵金属银得到充分利用,防止资源浪费。
This article introduces ways to recycle these silvers and88-98 % silvers can be recycled , So thect we can make full use of silvers and avoid wasting .
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介绍了一种从氯化银及含银废液中回收银的电解法,用该方法可回收98.5%的银,纯度达到99.9%。
Recovered silver from silver chloride and silver waste liquid by the electrolysis , rate of recovery can achieve 98.5 % , purity of silver can achieve 99.9 % .
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在显影液中某种试剂的作用下,已感光的卤化银可转变成金属银。用于停止显影剂反应的酸性溶液。
The exposed silver halide is then converted to metallic silver by an agent in the developer . an acid bath used to stop the action of a developer .
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研究结果表明,在最佳浸出条件下,锰浸出率可达到9671%,银浸出率达851%
The results prove that the manganese leaching rate higher than 96.71 % and the silver leaching rate higher than 85.1 % can be achieved under the conditions of the optimal leaching .