技术上合理的防腐蚀保护不允许出现上述的缺陷，所以在进行任何涂刷前应将其表面打磨光滑以避免出现这些缺陷。
Should the said defects not allow for a technically sound corrosion protection, then these defects are to be ground smooth before any paint application.
硅烷试剂膜用作金属表面防腐蚀和提高外涂层附着力的新技术，正在日趋成熟。
Novel surface treatment technique by silane film is developing for metallic anti corrosion and coat improvement.
对钢结构防腐技术的研究表明：涂装前表面处理质量对涂层寿命(即防腐蚀效果)的影响最大。
The research on anticorrosive technology indicates that the quality of surface treatment before application has the most important effects on coating life.
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