dynameter

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英 [daɪ'næmɪtə]
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是什么意思
  • n.

    倍率计;测力计;

  • 英英释义

    Dynameter

    • A dynameter is an instrument that measures the magnification of a telescope. It is usually a double-image micrometer used to measure the diameter of the image of the object glass.

    以上来源于:Wikipedia

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