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Fresnel lens英英字典_Fresnel lens剑桥英语解释_Fresnel lens柯林斯英文解释_食材鋪反向词典
食材鋪反向词典

Fresnel lens

食材鋪反向词典

柯林斯词典

    Fresnel lens

  • 1. N a lens consisting of a number of smaller lenses arranged to give a flat surface of short focal length 菲涅耳透鏡

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