• 本文首先研究传输数值分析纵向折射率连续变化波导单向光波传输过程

    The paper first studies beam propagation method which is used in numerical analysis of one-way process of an optical waveguide with continuous longitudinal refractive index.

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  • 分析单向三角高程测量误差来源,在此基础推导最佳位置测点的公式

    Based on the error resource analysis in one-way photoelectric triangulated heigh survey, the horizontal distance equation is drawn for optimal station away from survey point.

    youdao

  • 分析单向三角高程测量误差来源,在此基础推导最佳位置测点的公式

    Based on the error resource analysis in one-way photoelectric triangulated heigh survey, the horizontal distance equation is drawn for optimal station away from survey point.

    youdao

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