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- The third ways of making stencil is electroform. Hole forming by the way of nickel deposit onto the copper cathode. 制作模板的第三种工艺是电铸成型。在这个工艺中,镍沉积在铜质的阴极心上以形成开孔。
- Adhesion between nickel deposit and decorative chromium deposit, decorative chromium deposit and hard chromium deposit was impr oved by strike plating, through rational arrangement of anode plate. 合理布置阳极板实现冲击镀以提高装饰铬层与镀镍层,硬铬层与装饰铬层间的密着性。
- Causes for defective nickel deposits were discussed and solutions were presented. 探讨了镀镍层常见缺陷的原因并提出了解决方法。
- An effective way to reduce phosphorus content in electroless nickel deposits is to use appropriate complexing agents. 降低化学镀镍镀层磷含量的主要方法是选择合适的络合剂。
- The mechanism of electroless nickel deposition in sodium hypophosphite bath is discussed. 探讨了次亚磷酸钠体系化学镀镍沉积机理。
- Pure nickel deposits were obtained from the traditional Watt nickel plating bath by pulse electroplating . 采用传统的瓦特镀液通过脉冲电镀制得纯镍镀层。
- Proper wetting agent content can accelerate the nickel deposition rate, make the grains finer, and prevent the formation of pinholes obviously. 适量的润湿剂对镀层的沉积具有促进作用,对防止针孔的生成及细化晶粒具有明显的效果。
- Blackening processes for electroless nickel deposits are reviewed. Factors influencing the shades and properties of the layer are described. 综述了化学镀镍层黑化工艺方法,影响膜层黑度的因素以及黑膜的性能特点。
- The catalytic activity and demethylation effect of nickel deposited samples is closely related to the method for preparation... 沉积镍沸石经高温水蒸气处理后,裂化产物中的甲烷增多。
- Recent progress in the research on the ways and forms of nickel deposition on FCC catalysts as well as their influence on catalytic cracking process are reported. 本文总结了关于流化催化裂化(FCC)催化剂上镍沉积方式、形态和镍沉积对催化裂化反应影响的研究成果。
- Triethanolamine was considered as a desirable complexing agent to reduce phosphorus content in electroless nickel deposits applied on polyurethane foam substrate. 对于以聚氨酯海绵为基体的化学镀镍,研究认为,三乙醇胺是较好的选择。
- I think I'd like a deposit account. 我想要开个定期存款帐户。
- Rick found a sure-enough nickel. 里克发现一个纯正的镍币。
- Eddy try to nickel and dime his way through life. 埃迪想脚踏实地慢慢地取得成功。
- Some insects deposit their eggs on the ground. 有些昆虫把卵产在地上。
- No man will squabble over a nickel. 没有人会为了五分钱而吵架。
- You may deposit your valuables in the hotel safe. 您可以将您的贵重物品放在旅馆的保险柜里。
- The reduction of nickel deposits on silica-alumina(SiAl)and cerium-ex- changed Y zeolite(CeHY)before and after passivation with antimony and tin compounds has beon studied by means of TPR and ESR methods. 本文用程序升温还原(TPR)方法研究了硅铝(SiAl)和铈 Y 型分子筛(CeHY)催化剂上沉积镍钝化前后的还原情况。
- I'd like to pay200 yuan into my deposit account. 我想在在我的定期存款户头上存200元。
- She has10,000 dollars on deposit. 她有存款一万美元。