Metallic coatings, eg. Zinc electrical plating surface: Anti-Corrosion layer.
金螺丝属表层、和表面，如电镀锌金属表面的防腐层。
My structure is well rigid; the steel is treated by an anti-corrosion layer of primer, and then painted.
我的结构很严格；钢的治疗是通过一个防腐层底漆，然后涂漆。
NG pipeline needs to be covered with anti-corrosion layer and plus cathode protect, to delay its corrosion.
敷设的天然气管道表面除做防腐层外还需加入阴极保护，以延缓腐蚀速度。
So when the design color activity room to consider preservation, the most effective way is to use the maintenance of anti-corrosion layer, anti rust paint.
因而在设计彩钢活动房的时分要思索防腐，目前防腐最主要的办法就是运用维护层，喷上防锈漆。
The anticorrosive project process give the handling method of concrete surface, the construction method of waterproof filtering layer and anti-corrosion layer, etc.
防腐施工工艺介绍了混凝土表面的处理方法、防水过渡层的施工方法、防腐层的施工方法等。
A three layer of aluminum exposed to atmosphere is identified: the aluminum and its native oxide, the corrosion layer atop oxide aluminum, and a surface contamination layer.
暴露于大气中的铝表面呈现三层结构，即氧化铝和氢氧化铝层、其上的腐蚀产物层和最上层的污染物沉积形成的污染物层。
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。
In the design of Shaan Jing gas pipeline, in the light of the concrete condition and the overall technical and economic contrast, three ply PE external anti corrosion layer has been adopted.
陕京天然气输气管线设计中，结合管线的具体情况和所进行的全面技术、经济对比，选用了三层PE外防腐层。
Electrochemical performances of different grid alloys, including the performances of corrosion resistance, gassing evolution and the impedance of corrosion layer, were studied systematically.
系统地研究了不同板栅合金的耐腐蚀性、析气性能、表面腐蚀层阻抗等电化学性能。
This oxide layer is what renders the stainless steel passive and non-reactive to corrosion.
该氧化物层能使得不锈钢表面不活泼并不具反应性从而不易于腐蚀。
Loose hole plating chromic layer by weight used in the sliding friction parts and heat resistance, corrosion, wear parts, such as internal combustion engine cylinder lumen, piston rings.
松孔镀铬层应用于受重压的滑动摩擦件及耐热、抗蚀、耐磨零件，如内燃机汽缸内腔、活塞环等。
The pit then grows through the compressive layer, and the change in residual stress state and the pit geometry initiate stress corrosion cracking.
随后斑点穿过压缩层继续扩展，剩余应力发生改变，斑点最终导致应力腐蚀裂纹。
The use of acid-base and humid environment on the corrosion of metal plating layer to test the corrosion resistance.
利用酸碱和湿热环境对金属的腐蚀性来测试电镀层的抗腐蚀能力。
The phases of corrosion products on underground steel tube and their changes with depth of rust layer were analysed using Mossbauer effect, X - ray diffraction and proton X -ray fluorescence analysis.
使用穆斯堡尔效应、x射线衍射分析及质子x射线荧光分析法，分析了地下钢管腐蚀产物的相态及其随锈层深度的变化。
Plate side has the condensation process, prevent condensation water dripping. Both sides have UV resistant layer, has better corrosion resistance.
板材一面有抗冷凝处理，防止冷凝水滴落。板材两面均有抗UV层，具有更佳的耐侯性。
Mild Steel reservoirs are coated on all wetted surfaces with a epoxy-tar layer to prevent rust or corrosion.
低碳钢都使用环氧沥青层在其表面镀上湿膜，用以防止生锈或腐蚀。
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。
The deterioration of corrosion of long-distance pipeline, the damages and spalling of protecting layer have imposed great threats to the reliable operation of pipeline.
长输管道腐蚀问题日趋严重，防护层存在的破损、剥离等缺陷对管道安全运行构成极大威胁。
The rust layer accelerates the matrix corrosion in the worsening sequence of full submersible zone, tidal range zone and splash zone.
锈层将促进基体的腐蚀，其程度依全浸区、潮差区、飞溅区的顺序增加。
A model of double electric layer and a model of corrosion behaviour were established according to the corrosion characteristics of AZ91D magnesium alloy in the used solutions.
本文根据AZ 91d镁合金在酸、碱和盐溶液中腐蚀行为的特点，建立了腐蚀的双电层模型和在溶液介质中腐蚀行为的特性模型。
The preparations before test shall include corrosion check, mechanical inspection, vehicle photo, coating thickness measurement, metal thickness identification, paint layer scratch and etc.
试验前的准备工作包括腐蚀检查、机械检查、车辆拍照、涂层厚度测量、金属厚度识别及油漆层划线等。
A technology of three - layer corrosion prevention coating has been developed and used in the corrosion prevention project of steel pipe piles in Dandong dock.
根据海洋钢管桩防腐需要研究开发的管道三层结构防腐涂层技术，已在丹东港码头钢管桩防腐工程中应用。
The influence of cerium on depletion layer of the surface of al Li alloys and the influence of the depletion layer on the corrosion morphology of the alloys were studied.
研究了稀土元素铈对铝锂合金表面贫化层的影响以及表面贫化层对合金腐蚀形态的影响。
The outer porous layer is damaged after corrosion, while the inner dense layer played a key role to protect the coating from corrosion.
经一定的腐蚀时间后，微弧氧化陶瓷膜的多孔层最终遭到破坏，而紧密层对防腐蚀起着至关重要的作用。
Then the microstructure and formation mechanism of oxidation corrosion product (oxidation layer) of TP347H and TP304H steel were studied by means of SEM and EDS.
接着借助扫描电镜和能谱仪深入认识了TP347H和TP304H钢氧化腐蚀产物（氧化层）的组织结构及形成机理等。
The research results also show that the bigger the grains of alloy layer and the neater their arrangement are, the better the corrosion resistance of tin plate will be.
研究结果还表明，镀锡板合金层的晶粒度越大，晶粒排列越整齐，镀锡板的耐蚀性也越好。
Dezincification layer is formed on brass during corrosion or stress corrosion cracking (SCC) in ammonia solution, and an additive stress is induced in the same time.
黄铜表面在氨水中腐蚀或应力腐蚀时形成脱锌层，由此产生一个附加拉应力。
Phosphorous concentration in the surface layer of plate effectively increases its resistance to atmospheric corrosion.
由于磷在钢板表面的富集有效地提高了钢板的耐大气腐蚀性能。
Under coexist condition of both corrosion and abrasion, the loss of layer metal mutually effected by both factors will be accelerated.
在腐蚀与磨损共存的条件下，两者协同作用加速材料流失。
The layer is smooth with higher microhardness, corrosion and bonding strength by using the proper process.
在合适的电刷镀工艺下，镀层表面平整、光滑，具有较高的显微硬度、耐蚀性和结合强度。
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