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vacuum electron beam welding
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vacuum electron beam welding
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vacuum electron beam welding
真空电子束焊
在真空环境下,利用高速电子会聚形成的电子束流轰击被焊金属连接部位,产生的热量使被焊金属熔化,从而实现连接的焊接方法。
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synchrotron radiation topography
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synchrotron radiation X ray fluorescence analysis
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