求翻译：本文是基于ANSYS分析软件，采用三维体单元、层单元和接触单元，建立了子午线轮胎的几种接触状态下的有限元模型并对其进行分析研究。是什么意思？

This article is based on ansys analysis software, using the three-dimensional solid elements, layers and contact elements, the finite element model of radial tires under several contact state and its analysis.

This article is based on ANSYS analysis software, with a 3 D-cell layer unit, and unit, the radial tire has established several contacts with the state of the finite element model and analysis.

This article is based on the ANSYS analysis software, uses the three dimensional body unit, the level unit and the contact unit, has established under the meridian tire several kind of contact condition finite element model and conducts the analysis research to it.

This article is based on ANSYS analysis software, with three-dimensional units, floor units and contact unit, has established several radial tire contact under the State of research on finite element modeling and analysis.

正在翻译，请等待...