By directly measuring the exchange current density, the effect of surface copper coating of metal negative electrodes on electrocatalytic activity were investigated.
摘要通过测量表面覆铜的贮氢合金电极的交换电流密度，初步讨论了覆铜层对贮氢合金的电催化活性的影响。
Moreover, CrN coating also has excellent welding resistance with non-ferrous metals, and is also applied for surface coating to cutting tools of copper material, for example.
本涂膜对有色金属有很高的耐溶接性，适用于铜材料等切削工具的表面涂膜加工。
The electrodepositing composite copper coating with liquid microcapsule had been confirmed by surface and section micrograph and composition analysis.
通过对这种镀层的表面、断面形貌和表面成分分析，这种含有液体微胶囊的复合镀铜层得到了证实和确认。
A copper plate. covered with a thin coating of wax, on which lines are cut through the wax exposing the bright surface of the copper for further processing.
在一块涂上薄蜡的铜片，用手工在蜡面进行雕刻，把线条等刻穿蜡层，露出铜墙铁壁的光泽表面作进一步的加工处理。
The reaction of chemical replacement copper plating on iron surface and profile of the coating have been investigated by electrochemical methods and scan electron microscopy.
用电化学方法和扫描电子显微镜研究了钢铁置换镀铜反应及镀层形貌，结果表明：钢铁表面的置换铜镀层总是多孔的。
The coatings of nickel-phosphor and nickel-copper-phosphor are prepared on the pretreated metal surface by electroless plating technology. The coating surface has been characterized by XPS and SEM.
采用化学镀技术在预处理后的金属表面上制备镍磷二元和镍铜磷三元镀片，用X射线光电子能谱分析仪和扫描电镜分别对镀片表面的元素价态、组成及镀片表面的形貌进行表征。
The coatings of nickel-phosphor and nickel-copper-phosphor are prepared on the pretreated metal surface by electroless plating technology. The coating surface has been characterized by XPS and SEM.
采用化学镀技术在预处理后的金属表面上制备镍磷二元和镍铜磷三元镀片，用X射线光电子能谱分析仪和扫描电镜分别对镀片表面的元素价态、组成及镀片表面的形貌进行表征。
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