【摘要】 根据１６０ｔ特大型汽车起重机臂架的结构特点和起升工况，建立了合理的力学模型，运用有限元法对其结构进行了动特性分析，为该产品的开发和设计提供了理论依据．更多还原

【Abstract】 According to the structural specialities and hoisting case of 160 t huge - type truck crane’s arm, a rationalmechanical model is established by using a finite element method to analyse the ann structure’s dynamic speciality.The theoretical basis is given for the development and design Of this kind of product.更多还原