The surface hardness, carburized structure and thickness of the carburized layer on the TiAl-alloy obtained through the different carburization technologies was studied.
试验研究了钛铝基合金离子渗碳后的渗层组织结构、渗碳温度和时间对渗层厚度、表面硬度的影响。
This structure forms the passivation layer against corrosion and wear. The optimum layer against wear improves the resistance of material surface in corrosion, wear and fatigue extremely.
这种结构形成了抗磨损的优化表面层和抗腐蚀的钝化层，明显改善了材料表面抗磨损、抗疲劳和抗腐蚀特性。
Surface morphologies of coatings prepared by SPPS presented obvious layer structure.
SPPS法制备的涂层表面形貌呈现明显的层状结构。
The nitride layer was formed on the surface of ductile cast iron by gas multi-element penetration, and the phase structure and section appearance of nitride layer were analyzed by the XRD and SEM.
球墨铸铁经过气体多元共渗后可在其表面形成氮化层，通过X射线衍射和扫描电镜对渗层的相结构与形貌进行分析。
Laser shock hardening may change the structure and properties through forming shock wave and causing damage in the surface layer of metal.
激光冲击硬化是通过在材料表层内形成冲击波而引起“损伤”来改变表层的组织和性能。
The bionic design of surface layer can be classified as surface colour design, surface pattern design, surface material design and surface structure design.
表面层的仿生设计可分为表面色彩设计、表面图案设计、表面材料设计与表面结构设计。
The results are that the structure and properties of cladding layer are determined by the laser surface cladding processing parameter and quality of the cladding before laser heating.
认为在低碳钢表面涂覆硬质合金的涂层组织性能取决于激光涂覆工艺与预涂层的质量。
We have obtained surface projected band structure and wave vector resolved surface layer densities of states.
分别给出了理想表面和驰豫表面的投影带结构和波矢分辨的层态密度，并进行了较详细的讨论。
However, during hot rolling, cooling and annealing process, a complex oxide structure layer will form on the surface of stainless steel due to oxidation.
但在热轧、冷却及退火等过程中，不锈钢工件的表面因氧化会产生一层结构比较复杂的氧化皮。
With the progress of technology, several surface analysis techniques are applied in studying coating layer structure.
随着技术的不断进步，一些表面分析技术逐渐地被应用于涂层结构的分析中。
The materials, quantity, structure and strength of road surface having many layer structures are discussed in this paper.
本文论述了多层结构路面的面层、基层、垫层、磨耗层和保护层的材料、用量、结构和强度等问题。
The results of theoretical analysis of two-layer model and real cases showed that using Rayleigh wave to investigate the near-surface structure is feasible.
通过两层模型的理论分析和实例试算，说明利用瑞利面波进行表层结构调查是可行的。
The product has the advantages of simple structure, convenient production and manufacture, facile hand feeling, good drapability and more flowery and more colorful surface decoration layer.
该产品不仅构造简单，便于生产制造而且手感柔顺，悬垂性好，表面装饰层更加华丽多彩。
The surface morphology of corrosion layer, corrosion products, structure and alloy elements of rust layer in natural city atmosphere were studied by metallographic observation, SEM and XRD.
主要采用金相、扫描电镜、X-射线衍射方法分析和探讨了初期腐蚀层形貌、腐蚀产物和合金元素的分布。
S-layer (surface layer) has been identified as the outermost structure of cellular envelopes in numerous organisms from bacteria and archaea domains.
在一些古细菌和真细菌中，表层蛋白是细胞膜最外层的结构。
Said invention utilizes plastic film or plastic board as the water-proof layer of root, while the plastic layer is mounted on the surface of root or in the one layer of multilayer structure of root.
本发明用塑料薄膜或塑料板作为房顶的防水层，塑料层位于房顶表层，或位于房顶多层结构中的其中一层。
The first layer of leather surface accompanied by adequate supporting ring in providing excellent fit, seamless toe structure, fit and ventilation is good, durable wear.
头层皮鞋面配以中足支撑环提供出色的合脚性，无缝鞋头结构合脚且透气性好，经久耐穿。
Under the spark discharge treatment, the structure of the anodic layer was significantly changed, the enrichment of silicon and oxygen was enhanced, and the surface potential was ennobled.
发现火花放电不仅改变氧化膜的表面形貌结构，还能够促进氧化膜表面硅、氧元素的富积，并使火花放电区域的表面电位正移。
The characteristics of this filter media are that the surface layer adopts microfibre and that the hydro-channels of the filter media's structure are narrow in the front and wide in the back.
该滤料的特点在于表层采用超细纤维层，滤料结构形成的流体通道呈现为前窄后宽。
The results showed that a dense skin layer, which is a kind of polyamide structure, had been combined with the modified PAN substrate surface due to the interfacial polymerization.
结果表明，采用界面聚合反应在PAN改性膜上已复合一层致密的表皮层，该致密表皮层是聚酰胺结构。
The asymmetric membrane structure was observed which was composed of surface layer and porous support layer. And composite membrane had more loosen finger-like pore structure.
通过电子扫描电镜、原子力显微镜观察复合膜材料表皮层、多孔支撑层及断面结构。
More attention was focused on the effects of osmosis on the deposition speed, compositions, surface structure properties of the simultaneously deposited Pd-Ag alloy top layer by electroless plating.
重点研究了渗透压对化学镀共沉积钯银的沉积速度、镀层组成和膜表面结构性能的影响。
The hole range of the net will be depleted entirely under bias voltage. The structure becomes PIN and surface depletion layer structure.
在反向工作电压作用下，网孔区将被耗尽，成为PN结与表面耗尽区结构统一的光探测器。
The structure, wear resistance and wear mechanism of laser quenched layer on the groove surface of the piston head were studied in this paper.
研究了大型柴油机活塞项环槽激光淬火层的组织、耐磨性和磨损机理。
The results show that the ceramic coating is composed of a two-layer structure with the surface loose zone and the inner compact zone.
结果表明，陶瓷膜具有内部致密层和外部疏松层两层结构，膜层与铝基体为冶金结合。
Influence of structure parameters and motion parameters on longitudinal staggered motion between surface layer and bottom layer materials are analyzed. Influence of several factors on composition...
分析了结构参数及运动参数对表、底层物料纵向交错运动的关系，讨论了若干因素对物料沿台面合成运动的影响。
The abnormal structure usually appears at the surface layer of nodular iron castings produced by furan-sulfonic acid cured sand mold.
通过实验研究，用甲苯磺酸作催化剂的呋喃树脂自硬砂与稀土镁作催化剂生产的球铁件，通常在其铸件表层出现异常组织。
The regional dual spatial structure being the surface layer structure is mapping of the regional dual economic structure and the regional dual social and cultural structure on the space;
区域二元空间结构属表层结构，是区域二元经济和社会文化结构在空间上的映射；
The regional dual spatial structure being the surface layer structure is mapping of the regional dual economic structure and the regional dual social and cultural structure on the space;
区域二元空间结构属表层结构，是区域二元经济和社会文化结构在空间上的映射；
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