This idea of the dimension of geometrical concepts is obviously related to the units of measurement of the corresponding physical quantities . 几何量的这种量纲概念,与对应的物理量的计量单位有明显的联系。
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The international system uses two supplementary units that are based on abstract geometrical concepts rather than physical standards 国际制度采用了两种辅助单位,其依据于抽象的几何概念而非物理标准。