本文还用有效轴力和真实轴力分别定义了中性截面和中和点。
This paper defines neutral section and neutral point respectively with effective axial force and actual axial force.
本文还用有效轴力和真实轴力分别定义了中性截面和中和点。
This paper defines neutral section and neutral point respectively with effective axial force and ac…
本文还用有效轴力和真实轴力分别定义了中性截面和中和点。
This paper defines neutral section and neutral point respectively with effective axial force and ac…
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