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单词 θ101997
释义
the world > space > relative position > condition of being external > covering > uncovering > [noun] > stripping or uncovering so as to leave bare > stripping or shedding external layer > by ion beam (1)
ion etching1956

the controlled removal of extremely thin layers of material from the surface of an object by the use of an ion beam.

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更新时间:2025/2/3 14:40:22