Biplot

• 1. 双标图: biplot
• 2. 双纵坐标图: plotyy
• 3. 双对数坐标图: log-log plot | double logarithmic chart

• 1.提出了分析人类群体遗传结构的PPG双标图模型的基本原理及其应用。
  This paper presents the principles and application of PPG biplot model to the field of human population genetics for analyzing the population genetic structure.
  dict.yoduao.com
• 2.在双对数坐标图上，毛细管压力与含水饱和度呈线性关系，但平衡时间大大缩短。
  The capillary pressure versus saturation relationship appears to be linear on the dual logarithmic coordinate diagram. However, the equilibration time has been decreased greatly.
  dict.yoduao.com
• 3.在双对数坐标图上，用实测压力数据和理论无量纲压力曲线拟合，求出低渗透岩心的启动压力梯度。
  The TPG is solved by comparison testing pressure curve with theory curves in single log coordinate system.
  dict.yoduao.com

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