短語詞組短語deflection relation curve 撓度曲線deflection n curve 變曲曲線load -deflection relation curve 荷載撓度曲線stress deflection curve 應力loadtime deflection curve 荷載時間撓度曲線deflection curve equation 撓曲線方程the deflection curve 撓曲線bridge deflection curve 橋梁撓度曲線;橋梁撓曲線energy deflection curve 能量變形曲線 返回 deflection curve