去年是世界技术年，中国排协推出了两项科研课题，以推动中国排球事业的发展。这两项新技术将成为教练员的“好帮手”。第一项是模糊跟踪技术。据国家体委科研所的有关人士介绍，该技术采用红外线摄像机与计算机相结合的方法，将每个队员的头部特征输入电脑。在训练或比赛时， Last year was the World Technical Year, China Association for Volleyball has launched two research projects to promote the development of volleyball in China. These two new technologies will be coaches’ good helper. The first is fuzzy tracking technology. According to the relevant personage from the National Scientific Research Institute of the State Commission, the technology uses a combination of an infrared camera and a computer to input the head characteristics of each team member into a computer. In training or competition,