表面涂层

The microstructure and interface of plasma-sprayed Al2O3 ceramic coatings on 45# steel have been investigated by means of x-ray diffraction, scanning electron microscope and microscope sclerometer.

用X射线衍射、扫描电镜和显微硬度计研究了45钢表面等离子喷涂 Al2O3陶瓷涂层的微观组织结构、显微硬度，同时对涂层的界面结合特性进行了考察。

The electrochromic reaction of this coating in theliquid electrolyte is reversible.X-ray diffraction was used to analyse the coating,and the result shows that the original WO_3 film is triclinic WO_3 while the colouredlayer is orthorhomic H_...

X 光衍射实验发现，变色后的涂层由原来的三斜 WO_3晶体变成了 H_(0.1)WO_3斜方晶体。本文还用扫描电子显微镜对热处理前后涂层的表面形貌进行了分析。

When weig ht percentage of TiO 2 sol was10%-20%,the coating showed a good hydrophilicity after UV irr adiation for30～60min or sunlight irradiation for2～5hours. The hydrophil ic angle lowered to about 4degree and the surface of coated layer had the featu re of self-cleaning.

在TiO2溶胶质量分数为10%～20%时，该液体在基板上形成的涂层具有很好的超亲水特性，在UV光照射30～60min或阳光照射2～5h后，亲水角可低至4°左右，涂层表面呈现自洁特性。

Ion implantation of 3×10〓/cm〓 Y can slightly shorten the initiation stage, but has no obvious effects on the long period hot corrosion behavior of alloy M41. After corroded for 100 hours at 900 ℃, the gas aluminide coating of alloy M41 didn't initiate accelerated hot corrosion, but the coating has been seriously destroyed.

表面注入剂量为3×10〓／cm〓的Y略微缩短M41合金热腐蚀的孕育期，但对长时间的热腐蚀影响不大。M41合金气相渗铝涂层热腐蚀100h后，没出现加速热腐蚀，但涂层破坏严重。

This study is to investigate the high temperature hot corrosion behavior of aluminide coating and platinum-aluminide coating on Ni-base superalloy MAR-M247. On the platinum-aluminide, aluminide and the base metal, respectively, by the salt spraying method.

本文研究MAR-M247镍基超合金表面经铝化涂层或白金铝化涂层处理后，其热腐蚀效应对腐蚀速率与显微组织之影响，并藉试片质量增加量的变化评估抗热腐蚀的能力。

Sonoelectrodeposition technique has been used to prepare bioactive brushite coatings on carbon/carbon composites.

通过声电沉积工艺在碳/碳复合材料表面制备了生物活性透钙磷石涂层，采用SEM、FTIR、XRD研究了超声场中电流密度对涂层组成结构和形貌的影响。

A dicalcium phosphate dihydrate coating was deposited on the surface of pure magnesium in this solution.

使用液相化学沉积技术在纯镁表面制备了二水磷酸氢钙涂层，并通过在SBF中的浸入腐蚀实验研究了涂层对镁耐蚀性的影响。

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。

We are a world-class pvd metal coating centre for mould, cutting tools and machin...

上海金科纳米涂层技术有限公司是从事pvd金属表面硬涂层加工的外商独资企业。

Surface-coating techniques may be classified into two major types: brittle coatings and photoelastic coatings.

表面涂敷技术分为两个主要类型：脆性涂层和光弹性涂层。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。