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doped tungsten
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doped tungsten
Encyclopedia
工学
钨合金
释
doped tungsten
掺杂钨丝
在钨粉末中添加1%左右的铝、硅、钾的氧化物,最终钾、铝、硅的含量分别为100、10、30ppm左右的钨丝。又称抗下垂钨丝。
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