The total sample size of this research is 31, which includes 12 ordinary university students and 19 technical college basketball players of the national collegiate class-A basketball teams.
The total sample size of this research is 31, which includes 12 ordinary university students and 19 technical college basketball players of the national collegiate class-A basketball teams.
（三）了解篮球选手与大专生在速度快速由近往远、由远往近之深度知觉能力是否有差异存在。