查询词典 passivation

The electrochemical oscillation s often are observed in the process of anodic electrodissolution of metal and alloy, in particular, in the transitional period of between activation and passivation.

金属和合金阳极电溶解过程中常常可以观察到电化学振荡现象，尤其是在活化与钝化的转变阶段。

The experimental results showed that the existence of ultrasound could decrease the formation potential of ferrate and the passivation extent of iron anode, as well as O_2 evolution rate, which led to higher current efficiency for the direct electrosynthesis of solid ferrate at 65℃in 14 mol/dm~3 KOH solution.

通过对超声波对纯铁电极电化学行为影响的研究表明，超声波能加快电极表面上的固体K_2FeO_4向本体溶液中的转移和延缓电极表面的钝化，还能减慢O_2析出的速度，这可能就是超声波作用能够提高固体K_2FeO_4生成的电流效率的原因。

Electrochemical behaviors on the surface of jamesonite in an acidic solution of pH4.0 buffer solution containing diethyl dithiocarbamate were investigated by the methods of cyclic voltammetry and AC impedance.The changes of the reactions,electrochemical adsorption,passivation action,electrochemical impedance and interfacial capacitance on jamesonite were discussed under the different conditions of electrode potentials.

用循环伏安和交流阻抗法，研究了脆硫锑铅矿在含乙硫氮的pH 4.0缓冲溶液中的表面电化学行为，讨论了在不同电位下脆硫锑铅矿表面的反应、电化学吸附、钝化作用、电化学阻抗、微分电容的变化。

The tensile deformation ahead of the crack tip makes the lathy packet turn toward the direction being beneficial to crack tip passivation and to toughness.

在裂尖前的拉伸变形使α＇板条堆转动，板条界趋于与裂尖前进方向垂直，利于裂尖钝化和冲击韧性。

The moistureproof lime powder with high activity and fluidity has been made by a special calcination method,rapid grinding technique and physical passivation treatment technology.

采用特殊的石灰锻烧方法、高速粉碎技术以及特殊的物理纯化处理技术，研制出防潮性和流动性能好活性度高的新型石灰粉剂。

Moreover, hydrogen passivation is beneficial to improve electricalproperties of cast multicrystalline silicon only after metallic impurities was gettered c

另外，氢钝化只有在金属杂质被吸杂之后才是最为有效的。

Appendix X1 gives some nonmandatory information and provides some general guidelines regarding the selection of passivation treatment appropriate to particular grades of stainless steel.

附录X1提供了一些适用于特殊等级不锈钢钝化处理选择的非强制性的技术资料并提供了总的指导方针。

In addition,the mechanism isdiscussed on the prevention of interface diffusion via S-passivation.The FexS-dominateinterface reaction layer,is considered to prevent the reaction of Fe with As further meanwhilestabilizes the interface,therefore inhibits the diffusion from the substrate into Fe overlayer,which is different from the model of Anderson.

并且提出了S钝化阻止界面扩散的内在机制，认为在钝化层基底上形成的界面反应层，阻止了Fe和衬底As的反应并稳定了界面，从而阻止衬底元素向薄膜层的扩散，这与Anderson提出的模型不同。

Zn-La alloys increase the overpotential ofhydrogen evolution, Tafel slope 〓 and polarization, decrease the corrosion current density, inhibitthe corrosion of zinc electrode in alkaline solution, decrease anode Tafel slope 〓, promotedischarge reaction of zinc electrode, have higher passivation current density, inhibit thepassivation of zinc electrode, avoid the oversaturation of zincate in electrolyte, greatly increase〓 diffusion coefficient, decrease Tafel slope 〓, polarization and the overpotential of deposition,inhibit the dendrites formation and improve the electrodepostion of Zn.

实验结果表明，Zn-La合金电极显著改善了锌电极的各项电化学性能：提高析氢过电位、析氢过程Tafel斜率〓和极化，减小腐蚀电流密度，抑制锌电极在碱液中的腐蚀；降低阳极Tafel斜率〓，促进了锌电极的放电反应；具有较高的维钝电流密度，抑制锌电极的钝化；有效避免了溶液中锌酸盐的过饱和现象：使〓的扩散系数明显增大：降低Zn沉积过程的Tafel斜率〓、极化和沉积过电位，明显抑制锌枝晶的生长，改善了锌的电沉积性能。

Therefore, it is of great importance to develop process technology for surface passivation.

因此，发展表面钝化技术工作是很重要的。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。