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Specimens were isothermally oxidized at 1050℃ for 300h.B y means of XRD,SEM and EDS,oxidation behaviors of the coatings were analyzed.

涂层在1050℃恒温氧化300 h，借助XRD、SEM和EDS，对涂层表面氧化膜进行分析，检测其恒温抗氧化能力。

Shenyang 110016, China）Abstract: NiCrAlY coatings with two surface roughnesses, as-sprayed and polished state, were isothermally oxidized at 1050℃.

摘 要：将原始喷涂态和表面抛光态的NiCrAlY涂层在1050℃恒温氧化300h，利用XRD， SEM， EDS方法，测定涂层的氧化物及其相转变，分析表面氧化膜的生长破坏行为。

Consists of Printed bleached sulphate cuttings,free from misprint sheets,printed cattons,wax,grease-proof lumination,gilt and inks,adhesives or coatings that are non-soluble

由漂白硫酸盐浆制得的纸张的边角料，带有印刷油墨，不包括印刷出差错的整张纸张和带有印刷油墨的纸盒，也不允许含有蜡，防油层叠剂，烫金材料及其油墨、胶粘剂或涂料等不溶性物质。

The metallograph, x-ray diffraction, TEM, EMPA and XPS technigues were used to research the microstructure, phase structure, microhardness, composition, Valence of composed elements, internal stress of coatings, and to measure the wear-resistance and resistance to high-temperature oxidation, too.

文中应用金相分析、X-射线衍射法、透射电镜、电子探针显微分析法和X-射线光电子谱法等手段研究了N膜的显微组织、相结构、显微硬度、膜层成分、组成元素的价态和膜层内应力等性能；还测定了铝合金表面的N膜的耐磨性和抗高温氧化性能。

The ESD process can be used to produce metallurgically bonded coatings and repairs with minimal HAZ.

ESD工艺用于产生冶金结合的涂层和修复，产生很小的热影响区HAZ。

The results show that the composite coating is metallurgically bonded to the substrate and the microstructure is fine and uniform. The hardness of the composite coating is up to 400 HV, which is 2.5 times that of the substrate. Under room temperature and oil lubrication condition, the sliding wear tests indicate the friction coefficient and weight loss of the composite coating are smaller than those of substrate. The worn surface of the composite coatings is much smoother than that of the substrate, without grooves and crater.

结果表明，复合材料涂层与基体形成良好的冶金结合，微观组织细小、均匀；复合材料涂层硬度达400HV，约为基体的2.5倍；在室温油润滑条件下，滑动磨损试验表明复合材料涂层摩擦系数和失重均小于基体，磨损表面划痕较浅且平滑，无明显的犁沟、粘着、剥落现象；激光表面合金化显著提高了材料的耐磨性。

The composite of Ir/Re was prepared by chemical vapor deposition first in china. Iridium coatings and rhenium substrates were bonded together metallurgically.

本文结合国家&九五&重点科技攻关课题开展Ir/Re复合材料的制备基础与理论问题的研究工作，为成功制备Ir/Re复合喷管，顺利完成攻关任务提供了必要的技术理论支持。

In design of formulation of S97 salt-spray and corrosion resistant coatings, AC impedance electrochemical technology is used for determination of pigment volume concentration of epoxy micaceous oxide primer and acrylic polyurethane top coat.

在S97耐盐雾防腐蚀涂料的配方设计阶段，采用电化学交流阻抗技术确定了环氧云铁防锈底漆和丙烯酸聚氨酯面漆的颜料体积浓度，并对S97耐盐雾防腐蚀涂料的防腐蚀性能进行了研究。

This paper describes the distribution of potentials and current densities and the chemical changes in the presence of cathodic protection,the mechanism of cathodic protection against crevice corrosion,the mechanism of microbiologically influenced corrosion of pipeline steel beneath disbonded coatings.

综述了在有阴极保护的条件时剥离涂层下缝隙内电位电流的分布和化学环境的变化、阴极保护防止缝隙腐蚀的机理、微生物腐蚀的机理以及前人提出的关于剥离涂层下微生物腐蚀与阴极保护相互作用的规律，并展望了对于解决剥离涂层下微生物腐蚀难题需进一步的实验研究

The effect of nickelous sulfate and hydrazine on thickness and appearance of electroless tin coatings were studies by electrochemical methods.

采用电化学等方法研究了硫酸镍和水合肼对化学镀锡层厚度及表面形貌的影响。

But this model is now in danger of outliving its usefulness.

但这种发展模式正面临丧失效力的风险。

To be brighter in the images and are now visually distinguishable.

to是明亮在图象并且现在是视觉上可区分的。