• 同样也是第一室温下得到控制的激光

    It s also the first germanium laser to operate at room temperature.

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  • 研制出了一种新型酸盐声光玻璃

    A new germanate acoustooptical glass has been developed.

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  • (碳,)。

    Carbon Group (Carbon, Silicon, Germanium, Tin, Lead).

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  • 探索了体系酸盐纳米材料的合成

    We have tried to synthesize germanates in water system.

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  • 直至今天毫无异议地成为地球纯净物质

    Until today germanium is the present substance on earth with no exception.

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  • 本文主要阐述微量微量分离富集研究

    The separation and enrichment of trace tin and trace germanium was researched in this paper.

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  • 本文介绍一种全手工切割口径单晶的切片方法

    The method to slice large diameter Ge crystal by hand is shown.

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  • 分析了产量增长速度不快原因当前应用领域现状。

    The reason of the slow development of germanium production and application has been analysed.

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  • 除此之外,相对于含量稀少元素相当普遍化学元素。

    Also, silicon is a very common chemical element, whereas germanium is relatively rare.

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  • 除此之外,相对于含量稀少元素相当普遍化学元素。

    Also, silicon is a very common chemical element, whereas germanium is relatively rare.

    youdao

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