A nonlinear mathematical model is developed to describe the nonlinear deformation of a thin walled beam with the single closed cell under the influence of the nonlinear torsion.是什么意思_A nonlinear mathematical model is developed to describe the nonlinear deformation of a thin walled beam with the single closed cell under the influence of the nonlinear torsion.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句