腐蚀

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全国免费服务热线：400 880 2959主营产品：盐雾腐蚀试验箱/二氧化硫试验箱/高温试验箱/低温试验箱/高低温试验箱/高低温湿热试验箱。/高低温交变湿热试验箱/台式恒温恒湿试验箱/恒温恒湿试验箱/精密干燥试验箱/真空干燥箱/高低温冲击试验箱/紫外光加速老化试验机/氙灯耐气候试验箱/换气式老化试验箱/臭氧老化试验箱/防锈油脂湿热试验箱/砂尘试验箱/箱式淋雨试验箱/摆管淋雨试验装置/滴水试验装置/霉菌交变试验箱/盐雾腐蚀试验室/大型高低温步入试验室/恒温恒湿试验室/盐雾恒温恒湿高温复合试验箱/温度老化室/真空紫外老化试验箱/机械式跌落试验台/电脑控制振动台/温湿度振动三综合试验机/温度快速变化试验箱

Enhanced corrosion protection was achieved from double layer deposits (EN deposit of about 30μm as the base coating plus alkaline ZnNi electrodeposit of about 10μm as a topcoat), which was capable of surviving 800～1000 hours of NSS without signs of corrosion.

在厚度相近的情况下，这种镀层组合可以承受800～1000hr的盐雾腐蚀，这一数值表明这种镀层组合可以为镁合金在非常严酷的腐蚀环境中提供良好的保护。

Original image on the image by ultraviolet irradiation in corrosion-resistant membrane (on the printing plate cylinder electrodeposit to the membrane corrosion) or carbon paper, the membrane to the drum, in lukewarm water, carried out by chemical etching with ferric chloride, resulting in the depth of the screen.

原版上的图像经紫外线照射成像于耐蚀膜（对印版滚筒镀层进行腐蚀所用的膜）或碳素纸上，再将此膜包裹于滚筒上，在温水中显影，通过氯化铁进行化学腐蚀，形成深浅不一的网孔。

SEM is used to observe the morphology of the samples after the corrosion test, and the effects of ZrO2 concentration on the corrosion resistance of the nano composite electroforming deposits are analyzed, and its corrosion resistance mechanism is discussed.

用SEM观察了各种样品腐蚀后的表面形貌，分析了纳米ZrO2微粒复合量对复合电铸层耐蚀性的影响，同时对纳米复合电铸层的腐蚀机理进行了初步探讨。

And also metal material's corrosion form and method of anticorrosion are analyzed. The review still includes water chemistry's function, principle, type and characteristic in utility boiler. And the dissertation's studying direction, content and method are determined against the current existing problem of water chemistry of utility boiler. 2. High temperature potential-pH equilibrium diagram's application and high temperature solution's practical pH calculation The application method of high temperature potential-pH equilibrium diagram and solution's practical pH at high temperature are analyzed and calculated.

本文所做的主要研究工作有：一、火力发电站热力系统防腐综述及论文研究方向与内容在查阅大量国内外文献和资料，并结合多年来工作和研究经验的基础上，对火力发电站热力系统的组成、工作环境、常用金属材料、常见腐蚀形态、常用腐蚀控制方法以及电站锅炉水化学工况的作用、原理、类型与特点等作了全面深入的分析和总结，并针对目前电站锅炉水化学工况应用中存在的问题，提出了本文的研究方向、内容和方法。

The crevice corrosion rate of 00Cr25Ni22Mo2 in oxidative medium is much greater than that in reductive medium, but the law for titanium quite the rev erse. There is much effect of temperature on the crevice corrosion rate.

结果表明：在有缝隙的情况下， 00Cr25Ni22Mo2不锈钢在氧化性介质中的缝隙腐蚀速率明显大于在还原性介质中的缝隙腐蚀速率；工业纯钛则恰恰相反。

The corrosion stresses associated with a particular environment or corrosivity category represent one essential parameter governing the selection of protective paint systems.

腐蚀应力在特定的环境或者腐蚀种类下表现出来的一个基本参数决定了选择哪种防护体系。

The corrosive action of acid upon an etcher's metal plate.

腐蚀：蚀刻器的金属盘上的酸腐蚀

The results show that the naturally-aged 2195 alloy has the best intergranular and exfoliation corrosion resistance.

由于Li是一种非常活泼的元素，Al Li合金在潮湿和盐雾等环境中极易发生腐蚀，因此其腐蚀性能的研究显得尤为重要。

Intergranular corrosion and exfoliation corrosion behavior of 2195 Al-Li alloy with different aging treatment schemes were studied.

摘 要：研究了2195铝锂合金在不同时效状态下的晶间腐蚀和剥落腐蚀行为。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！