短語詞組短語principal compressive stress axis 主壓應(yīng)力軸principal stress axis rotation 主應(yīng)力軸鏇轉(zhuǎn)principal axis of stress 主應(yīng)力軸;[力]應(yīng)力主軸principal axis of stress tensor 應(yīng)力張量主軸 返回 principal stress axis