... 硬表面掩模|hard surface mask 硬超导体|hard superconductor 硬齿面精加工|hard finishing ...
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hard superconductor detail 硬超导体
hard pressing superconductor 硬超导体
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But conventional methods are unuseful as the tiny displacement is hard to detect under cryogenic environment where superconductor works.
由于超导体需运行在极低温环境，运用常规方法难以对超导体的微小位移进行测量。
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