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做半导体时石英坩埚为何还要套上石墨坩埚?

发布时间:2020-09-12 10:18:32 浏览:253次

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做半导体时石英坩埚为何还要套上石墨坩埚?

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石墨坩埚的主体质料,是结晶形天然石墨。故它保持着天然石墨原有的各种理化特性。

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