corrosion GMAT六级

Severe corrosion prevention for materials in oceaneering.

洋工程中的材重腐蚀防护。

The sliding velocity and corrosion degree both depend on the misorientation of Al bicrystals.

滑和腐蚀 程随晶体取向差的不同而不同。

At the same time a good adhesion and abrasion-proof, corrosion resistance and weatherable eqripjment.

同时有良好的附着力，并具备耐磨、耐蚀、耐候等特性。

Surfactants used in gathering transportation,include demulsifier,defoamer,deoiler,scale inhibitor,corrosion inhibitor,bactericide etc.

在原油集输中,表面活性剂用作破乳剂、消泡剂、除油剂、防垢剂、缓蚀剂、杀菌剂等。

The ceramic plates of air valves against abration, corrosion, dust, dirt, and sand.

陶瓷阀板耐磨、耐腐蚀、耐固体颗粒侵蚀，寿命长，适合各种气体、液体阀门的密封。

The synthetic method and performance testing of BH series acidulate corrosion inhibitor were introduced.

介绍了BH系列酸化缓蚀剂的合成方法及性能测试。

To sum up the effect of chlorion corrosion on the process equipments and index in Bayer process alumina production,and analyse the main reasons of equipments unefficient caused by chlorion corrosion.

综述拜耳法生产氧化铝过程中氯离子对工艺指标及生产设备腐蚀的影响，分析了有氯离子存在时造成设备腐蚀失效的主要原因。

PVC, Teflon and fluorion diaphragm were found to be better than glass as materials of diaphragm cell for their advantages in corrosion resistance as well as less electric resistance.

以聚氯乙烯、聚四氟乙烯和全氟离子隔膜为材的套管式隔膜电解槽具有隔膜亲水性强、电阻小、耐碱液腐蚀、耐高铁酸盐氧化等优点，与平板式隔膜电解槽采用的普通玻璃和高硼硅玻璃相比是更加理想的电化学合成高铁酸盐的电解槽及隔膜材。

The PP armchair produced by this special compound has a good impact resistance, high strength, good ageing resistance, good corrosion resistance and dimensional stability and good lighteness.

用该专用生产的方椅具有强高、韧性好、耐老化、耐腐蚀、尺寸稳定、表面光亮等优点,现已批量生产。

An investigation was made on the effect of rewelding on anti-corrosion properties of ultra-low carbon austenitic stainless steel based on intergranular corrosion test and stress corrosion test.

通过对反复焊接1~5次的超低碳奥氏体不锈钢的晶间腐蚀试验及应力腐蚀试验,研究了反复焊接对超低碳奥氏体不锈钢的耐腐蚀性能的影响。

The corrosion mechanism of sulphureous sewage was analyzed. The process condition for corrosion-proof construction was recommended. The safe operation measure of sulphureous sewage tank was proposed.

分析了含硫污水的腐蚀机理,介绍了防腐施工的工艺条件,提出了含硫污水罐的安全运行措施。

The corrosion of reaction caldron in the aeroconcrete production is a difficult problem,it makes the service life of reaction caldron only half of the design life.

蒸压釜的腐蚀致使反应釜的寿命只有设计寿命的一半左右,一直是困扰建材行业多年的难题。

The tube leakage of partition overheater of No. 2 boiler in a power plant was studied by means of metallography, intergranular corrosion test and EDS.

摘要针对日照电厂2(上标﹟)锅炉屏式过热器泄漏进行了金相试验、晶间腐蚀倾向性试验和电镜能谱分析。

A micro-organism corrosion test of glass surface have been made in the condition of laboratory with photomicroscope. The micro-organism corrosion extent was observed and measured.

在实验室条件下,借助光学显微镜,对玻璃表面进行了生物变质实验。观察并测定了生物变质程。

Abstract: The effect of the desaturation aging (DSA) treatment on the strength and the corrosion resistance of ultra high strength aluminium alloys were studied.

研究了缓饱和时效工艺（DSA）对超高强铝合金强和抗腐蚀性能的影响。

This paper provides synthesizer's heat exchanger area design method of additive mothballing wall temperature bondage condition in analysed corrosion mechanism of hydrogen chloride synthesizer.

文章在分析水夹套式氯化氢合成炉腐蚀机理基础上提出防腐壁温约束条件的合成炉换热面积设计方法。

However,the passive film on Fe-20Cr NC was a n-type semiconductor which had a higher transpassivation potential and therefore higher resistance to pitting corrosion.

而纳米晶涂层在两种溶液体系中形成的钝化膜均为n型半导体。

Distorsion,corrosion,erosion and abrasion mechanisms,concerning the faulty section,of the boiler s secondary superheater were studied by on-site measurements and by samples,cut from the tubes.

分别采取现场实测和割管取样2种方法对锅炉二次过热器的变形、腐蚀、冲刷与磨损等主要失效机理进行了分析,并由此得出预防管子失效的对策。

PTFE fiber has good corrosion resistance, low friction factor, nonflame, strong acid and strong alkali resistance, high temperature and low temperature resistance.

PTFE纤维具有优良的耐腐蚀性,低摩擦因数,不燃,能耐强酸、强碱、强氧化剂等强腐蚀性试剂或溶剂,耐高、低温性能优良。

The passivation patinas and the composition of each phases becoming more homogeneous are moderator to the dealuminization corrosion of high aluminum bronze.

腐蚀钝化膜的形成及热处理后合金各相成分趋于一致，均使合金耐腐蚀性能得到改善。