镀银
- silvering;silver-plate;silver plating;silver coating;deargentation
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[silver-plate;silvering] 用银进行电镀
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通过改变阴极电流密度、pH值,考察对银镀层质量的影响,得到最佳的硫代硫酸钠无氰镀银工艺。
By evaluating the quality of coating under different current densities and pH values , an optimal sodium thiosulphate cyanide-free silver plating process is acquired .
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这种银&稀土(Ag-RE)复合镀层比镀银层硬度高、耐磨,结合力和抗变色性能强,而且孔隙率和接触电阻都较低。
The semi-bright Ag-RE ( silver-rare earth ) composite deposits have the properties of higher hardness and wear resistance , greater adhesive strength , higher tarnish resistance , as well as lower porosity and lower contact resistance than pure silver plating layers .
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这套餐具是镀银的,不是纯银的。
The cutlery is plate , not solid silver .
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它们有哑铜的,古铜的和镀银的。
They are available in polished brass , antique brass or silver-plate .
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分别探讨了接插件镀金和镀银层变色的原因。
The causes of tarnishing gold and silver-plated connectors were studied respectively .
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X射线荧光法测试镀银铜线镀层厚度
Determination of Ag-coated Copper Wire Layer Thickness by X-Ray Fluorescence Method
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碳纳米管的化学镀银及SEM研究
Preparation of Coating of Carbon Nanotube with Silver and SEM Study
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探讨了纳米粉体超声波纳米Al2O3化学镀银的可行性。
The feasibility of electroless silver plating of nano-Al2O3 powder with ultrasonic radiation was studied .
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ICP-AES法测定氰化镀银液中的杂质元素
Determination of Impurity Elements in Silver Cyanide Bath by ICP-AES
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同一线圈镀银之后,线圈的电阻下降,Q值增加,从而耦合效率改善:对于不同线圈之间耦合效率的比较需要将电阻的因素考虑进去。
For different coils , the comparison of power coupling efficiencies should considerate both Q values and resistance values .
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并探讨了温度、PH值、银含量以及镀液添加顺序等各主要因素对化学镀银的影响。
The primary influential factors of temperature 、 PH value 、 content of silver and the order of adding for silver-plating bath were discussed .
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微多孔聚四氟乙烯PTFE,AL聚酯薄膜及镀银的OFC编织。
Micro porous Teflon PTFE , AL-Mylar , and Silver Plated OFC braided .
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HA/Ag复合涂层的结合强度明显高于未镀银的HA涂层的结合强度;
The bonding strength of HA / Ag composite coatings are much greater than that of pure HA coatings .
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镀银碳纤维布的制备及其毫米波RCS特性
Preparation of silver deposited carbon fiber fabric and its RCS characteristics in millimeter wave band
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硫脲吸附在电镀银表面的SERS
SERS of Thiourea Adsorbed on the Plated Silver Suface
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用氨水提高银氨溶液的pH,可增加制备的镀银铜粉表层的银含量,提高其抗氧化性能。
Raising the pH value of ammoniacal silver solution with ammonia solution could increase the silver content of the prepared silver-coated copper powder and improve its oxidation-resistant performance .
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n.银器;镀银餐具她所有的银器包括刀、叉、匙、一个水壶,还有烛台。……
silverware Her silverware consists of knives , forks , spoons , a water pitcher , and candlesticks .......
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本文将153例胃活检标本进行HE和Warthin-Starty镀银染色检测CP,并观察描述了其形态和分布特征。
153 gastric biopsy specimens were stained with HE and Warthin-Starry method . The shape and distribution of Campylobacter Pylori were observed .
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本文采用无氰镀银技术在DBC基板表面进行镀银工艺的研究。
This paper researches on plating silver by the non-cyanide technology in the surface of copper .
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此外,在镀银、镀镍、镀铜、镀镉及镀锌等领域,MSA的应用市场也在不断发展。
There are also developing markets for methanesulphonic acid in silver , nickel , copper , cadmium and zinc electroplating .
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无银纤维同样在日光灯下照射60min后,对病毒无灭活作用。结论内镀银纤维具有良好的抗病毒性能。
Conclusion Inner silvered fiber has a good efficiency of anti-virus .
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利用X射线衍射仪(XRD)对无钯活化预处理的玻璃纤维表面进行了定性分析,通过扫描电子显微镜(SEM)观察了镀银玻璃纤维表面形貌。
By using X-ray diffraction ( XRD ), the glass fiber surface which using palladium-free activation pre-treatment was analysis . The surface morphology of silver-coated glass fiber was observed by scanning electron microscopy ( SEM ) .
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研究了5,5-二甲基乙内酰脲(DMH)无氰脉冲镀银工艺。
The process of cyanide-free silver pulse electroplating is investigated in5,5-dimethyl hydantoin ( DMH ) bath .
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发现大鼠下颌下腺GCT细胞呈嗜铬粒素A和神经元特异性烯醇化酶免疫反应阳性,但镀银染色呈阴性。
Results : GCT cell in submandibular gland showed chromogranin A and neuron specific enolase immunoreactivity , but not showed argyrophilic staining .
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用正交法结合小槽试验与HullCell试验,合成并筛选出几种有机物作为新型氰化镀银光亮剂,讨论了各种工艺条件对镀层外观的影响,并提出了该光亮剂的最佳工艺条件。
Several kinds of organics are synthesized and chosen for new brighteners in cyanide silver plating solution by perpendicularity which combine the Hull Cell and small bath experiments . The effects on the coating which made by the processes condition are discussed .
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并于术中取IS组23例,CS组11例顶椎旁的椎旁肌,进行神经镀银染色,观察其神经终末支配率及神经终板。
The nerve innervations , terminal innervation ratio ( TIR ) and axonal terminal branch of motor end plates in paravertebral muscle biopsy specimens from 23 patients of IS and 11 of CS were compared .
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方法:用镀银染色光镜观察法和冻裂割断扫描电镜观察法观察健康、成熟Wistar大鼠肠系膜淋巴结内高内皮微静脉的基质网状结构。
Methods : Stromal reticulum around the high endothelial venulae in mesenteric lymph nodes in healthy and mature Wistar rats was observed under the silver staining light microscope and the freeze-cracking scanning electron microscope .
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术后8.12,16周的AchE阳性反应是棕红色或棕灰色沉淀,分布较规则,结合镀银的切片上还见神经纤维与AchE阳性部位相连,呈典型的爪状分枝。
Brown-red or brown-grey AchE-positive precipitates were seen at 8 , 12 and 16 weeks . AchE-combined with silver stain section showed claw-like regenerating nerve fibers connecting with the AchE - positive areas .
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此配方可大大提高镀液的稳定性,并使镀层光亮细致,同时研究了温度、pH值、络合剂等对镀液性能及镀银层性能的影响。
With the optimal formula , the stability of solution , the brightness and the fineness of plating layer are greatly improved . The influences of temperature , pH value and complex foaming agent on the properties of solution and plating layer are studied .
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在辐照后的镀银靶中,用HDEHP溶剂萃取完成~(111)In的放射化学分离。
The radiochemical separation of the 111In was carried out with the HDEHP solvent extraction from the irradiated electroplating silver target .