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The effects of cerium additive on the Zn-Fe alloy electrodeposition bath and coating were investigated.

研究了铈对电沉积锌-铁合金镀液及镀层性能的影响，通过分散能力、阴极极化曲线测定，得出在镀液中添加一定量的氯化亚铈能改善镀液性能。

A fine quality of Zn-Cr coating can be synthesized as molar ratio of zinc powder:chromate=0.08-0.2,chromate:acrylic acid=0.8-4,the amount of polyvinyl alcohol in the coating bath reaches 20-40at%.

当铬酐与锌粉的质量比在0.08～0.2之间，铬酐与丙烯酸的质量比在0.8～4之间，10％聚乙烯醇含量在7～13wt％时，司·得到质量较好的锌铬涂层。

The optimum content of Zn-Cr film coating bath have been concluded as follows:1000g/L zinc powder,2wt% chromate,0.2wt% acrylic acid,7vt% polyvinyl alcohol through the quadrature experiment.

通过正交试验筛选出锌铬涂液的最佳组分为：锌粉1000g／L、铬酐2wt％、丙烯酸0.2wt％、聚乙烯醇7wt％。

Based on the analysis of deposit genetic type in the metallogenic belt,the metallogenic series has been put forward,that is volcanic-subvolcanic hydrothermal and porphyry type Au-Cu and Mo-Pb-Zn-Ag metallogenic series .

在分析成矿带内不同矿床成因类型的基础上，建立了该成矿带的成矿系列：火山、次火山热液-斑岩型金铜及钼铅锌银成矿系列。

The content of carbon and oxygen in the spot is respectively 6% higher than that in the normal coating,but the content of zinc and chromium belonging to the inorganic component is undifferentiated with that in the normal coating.It is concluded that organic resin is inhomogenously dispersed,which causes spot defects in the chromate-containing coating.

含铬绝缘涂层中斑点的C、O元素含量均比正常涂层高6%，而无机组分元素Zn、Cr含量与正常涂层无明显差别，研究表明，斑点是由于有机树脂分散不均匀所造成的。

The C-rate performance of Fe cathode was studied by constant current discharge and super-iron Zn battery was developed.

通过对高铁碱性电池的不同负荷和不同温度下的放电及充电测试，表明碱性锌高铁电池是一种性能优越的碱性电池。

The company in Singapore, Germany, Japan and other countries of the plating process technology, with professional technical staff to provide you with electroless nickel plating, electroplating, silver, copper, zinc, chromium, copper alloys, and Sn-Zn ternary alloy trivalent chromium oxide such as surface treatment services.

本公司采用新加坡，德国，日本等国家的电镀工艺技术，配备专业的技术人员，为您提供化学镀镍，电镀银，铜，锌，铬，铜锡锌三元合金以及铝合金三价铬氧化等表面处理服务。

A thermodynamics and dynamics study is made about the mechanism of Zinc powder displace Cobalt during purifing Zinc Sulphate solution.

对硫酸锌溶液净化过程中锌粉置换钴的机理进行了热力学和动力学研究，通过不同粒度的锌粉、自产锌粉和合金锌粉的对比试验，结果表明：使用Pb-Sb-Zn合金锌粉有利于降低净化过程的锌粉消耗，现已应用于生产实践，降低了生产成本。

The results show that porous YSZ thin films with columnar crystalline structure on NiO/YSZ substrate or in amorphous state on Si wafer were observed.

第二部份则为封装玻璃的合成，选用Pb-与Bi-Zn-Si-B 氧化物玻璃，透过热处理了解其结晶行为与物理特性的变化。

In order to solve the problem of copper foil rusted on high temperature,passive liquid of Cr-Zn-Ni-H system was studied,the effect of conditions on anti-high temperature oxidation function of layer was discussed.

为了解决铜箔在高温下的氧化变色问题，本文对体系钝化液进行了研究，讨论了工艺条件对涂层高温抗氧化性能的影响。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。