Hydrogen also serves to prevent metals from tarnishing during heat treatments by removing the oxygen from them .

氢也可以用来在金属热处理中通过从中除 去氧的方法来防锈。

The preventive measures against tarnishing include improvement of substrate quality decreasing defect of design improving electroplating process strengthening the management of post-treatment and instituting different quality requests according to the product applied in various environments etc.

提出了 镀层 的 防 变色措施：提高基体质量，减少设计缺陷，改进电镀工艺，加强镀后工序管理，根据产品的使用环境对其制定不同的质量要求等。

It exhibits excellent printability and stability and resists tarnishing of most metallic pigments .

展示出优异的印刷性稳定性以及抗 印花（ 白地沾色）金属油墨。

Poor manners have aroused concern and criticism at home and abroad to the extent that they are tarnishing the country 's international image .

一些不良举止已经在国内外引起了关注和批评。在一定程度上它们会 影响到我国的国际形象。

In this dissertation the silver coin tarnishing mechanism during storage time was firstly studied .

本文首先研究了银币在存放过程中 腐蚀 变色机制。

Expanding the education about cataract is an important means to prevent blindness caused by phacolytic glaucoma . a hard brittle blue-white multivalent metallic element ; resistant to corrosion and tarnishing .

开展白内障防盲教育是预防本病的重要手段。一种多价金属元素，坚硬、易碎、蓝白色，防腐 防锈。

Mechanism of Tarnishing of Silver Plated Wares and Strategy to Prevent It

镀银件 腐蚀 变色机理及防 变色方法

Copycat companies run the risk of tarnishing a consumer 's association with an already established brand at a time when Chinese consumers are increasingly brand-conscious .

中国消费者品牌意识日益增长，那些仿冒的公司们也会冒有 败坏消费者与已有品牌联系的风险行事。

Acids like the weak acid present in your can of Coke can react with oxides to effectively reverse the process of tarnishing .

而酸，比如可乐中的弱酸，和氧化物产生化学反应，能有效 避免 生锈。

Implantation of Cr and Ta markedly improves the tarnishing resistance of copper Xe implantation gives a small improvement and Ar implantation has no effect .

结果表明，Cr、Ta离子注入显著地提高了铜的抗 失 泽能力，Xe离子注入效果较小，而Ar离子注入无改进效果。

Development of Coating Preventing High Temperature Tarnishing of Stainless Steel in Reducing Atmosphere

防止不锈钢还原气氛高温 变色镀层的研制

In short even far-rightists are ditching anti-Semitism which was only tarnishing their brand .

简言之，就连 极右分子也正在抛弃只会让自己名誉受损的反犹太主义。

The solderability and bonding of the Ag deposits under different conditions were tested . Results show that the Ag deposits maintain good solderability and bonding after being treated by baking damping test reflow for several times and tarnishing test in H_2S gas respectively .

测定了不同条件下银镀层的焊接性能和键合性能，结果表明，该置换镀银层分别经烘烤、潮湿试验、多次回流及在H2S气体中 变色试验后焊接性能和键合性能仍然优良。

You can avoid releasing low-quality code and tarnishing your reputation .

你可以避免放出低质量的代码 以免 玷污你的声誉。

Bright tin electrodeposits on copper wire are susceptible to tarnishing .

铜线材经光亮镀锡后易产生 腐蚀 变色。

The paper shows misusing dope has the character of cheating humanity blaspheming science corroding society and tarnishing culture .

认为滥用兴奋剂有欺骗人类、亵渎科学、腐蚀社会和 玷污文化的特征，严重危害了人类健康和社会公平；

Silver Tarnishing and its Preventing Technique

银器的 变色和防护技术

Tarnishing Mechanism and Anti-tarnishing Techniques of Copper and Brass Coins

铜质币 腐蚀 变色机理及抗变色工艺研究

The detonation of the Singapore race-fixing scandal completely overshadowed Renault 's on-track efforts in2009 tarnishing the team 's reputation and forcing the departure of its two most senior staff .

新加坡站操纵比赛的丑闻完全掩盖了雷诺2009年在 赛道上的努力，让车队名声受损，同时迫使车队两位最高级成员离开。

Sacrificing the profits from the QFII facility was deemed to be worth it to eliminate the risk of tarnishing the bank 's reputation with the Chinese authorities .

瑞信认为，牺牲这一QFII安排的利润是值得的，可以消除该行 给中国有关部门留下不好印象的风险。

Polishing can reduce the surface roughness of silver flan but the polishing affected layer and residual polishing agent accelerate the formation of corrosion battery which results the acceleration of silver tarnishing .

抛光能降低银的表面粗糙度，但是抛光过程中形成的加工变质层和残留抛光剂加速了腐蚀原电池的形成，使银币的 腐蚀 变色速度加快。

On the Progress of the Research on Anti - Tarnishing Silver Alloy

抗 变色银合金研究概述

Mechanism of Tarnishing of Silver Coatings Caused by Illumination and Na S Treatment

银层光照和Na2S处理致 变色的机理

Practice on Catalytic Silver Electroplating and Silver Tarnishing Prevention

催化镀银与防银 变色的实践

Rapes of Indian women and foreign visitors have dented India 's reputation abroad tarnishing the image of the South Asian nation as a tourist destination .

印度妇女及外国旅客遭强奸事件的发生，使印度的国际声誉大受 冲击， 给这一南亚旅游胜地的形象抹上了 污点。

The surface modification methods for preventing silver products from tarnishing were summarized such as surface passivation surface plating and surface coating .

概述了防止银产品 变色的表面改性方法：表面钝化、表面镀膜和表面涂膜，并着重介绍了表面涂膜法。

The effect of ion implantation on the tarnishing resistance of copper

离子注入对铜 失 泽 行为的影响

In recent years big luxury retailers have found a way around the problem by pivoting to Asia leveraging their iconic status in places like Japan and China to achieve huge sales without tarnishing their image at home .

近年来，一些奢侈品零售巨头找到了两全其美的办法，即以亚洲为销售重心，利用自身品牌效应在中国、日本等国取得巨额销量，而 丝毫不 影响在国内的形象。

Potential partners know Mr thakkar will do anything to avoid tarnishing the Mara brand so they trust him .

潜在的合伙人都知道只要能保住集团的名声， 萨克愿意做任何事情，因此他也深得他们的信任。

Black Tarnishing Phenomenon of Chromate-Free Anti-Fingerprint Galvanized Steel Sheet

无铬型耐指纹电镀锌板 黑变现象探究