这些液体将与周围金属原子发生反应，形成几个分子厚、坚固且具有保护性的膜，以修复表面的损害。
These react with nearby metal atoms and form tough, protective films a few molecules thick to ameliorate the damage.
以工业级硅酸钠为电解液，铝材在交流电压作用下进行等离子微弧氧化反应，电压升高，膜厚增大。
Using commercial sodium silicate as electrolyte, aluminum surface was treated with plasma micro-arc oxidation under alternate current, film thickness increased with the increase of voltage.
设计了一种硅微悬臂梁结构，在低频环境中以压电厚膜进行信号转换、谐振。
A silicon micro cantilever structure with piezoeLectric thick film was designed for low frequency operations.
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