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HONG Quan QIAN Ying LI Lingjie ZHANG Shengtao College of Chemistry Chemical Engineering Chongqing University Chongqing P. R. China 《重庆大学学报(英文版)》2004,3(1):69-73
1.IntroductionDuringthepastyears,avarietyofsurfacetreatmentshavebeenusedtoincreasecorrosionresistanceofaluminumalloys.SinceHintonandhiscolleaguesfirstreportedthecorrosioninhibitionwithrareearthmetalsaltsforAA7075aluminumalloys[1],muchattentionhasbeenpaidtotheroleofrareearthadditivesintheareaofsurfacetreatmentsofaluminumanditsalloys.However,mostoftheseresearchesfocusedonrareearthconversioncoatingsformedbychemicalconversionmethods[2-8],theapplicationofrareearthmetalsaltsinanodizingofaluminumall… 相似文献
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王佩云 《天津职业院校联合学报》2002,4(2):67-68
天津俗语“搭咯”是一个很富有表现力,又很独特的词。以其丰富的蕴含义是词义相近的普通话或其他词不可替代的。这就是“搭咯”一词能在天津人口语中长期使用的根本原因。 相似文献
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