head

Based on the human sports biomechanics analysis,the head shooting method for modeling and simulation of virtual hu- man is developed.

研究了一种基于人体运动生物力学分析的虚拟人头球射门的建模分析与仿真方法。

The importance of head-kick as seen from the matches at the World Cup;

从世界杯看头球技术的重要性

Some researches have been done on the main aspects of error compensation which include error analysis of MBS, the modeling of geometric error of CNC gear measure machine, the measurements of gear geometric error, radius offset of instrument head and error compensation by soft-ware in this paper and the works have also been verified through a series of simulation tests.

在国内外现有研究成果的基础上,针对该领域中存在的问题,以多体系统运动学理论为基础,针对大型齿轮测量中心在几何运动误差分析、误差建模、齿轮误差测量方法、测头球半径偏置处理和软件误差补偿技术等几个方面开展研究工作,并通过一系列的计算机仿真对本文理论方法进行了验证。