链球运动员顾原身体素质的灰关联分析及GM（1,1）建模预测
The Co-relation Analysis of Hammer GuYuan and Grey GM ( 1,1 ) Predicting Model Establishment
顾原链球投掷技术的生物力学特征及分析
Biomechanical Characteristics and Analysis of the Hammer Throwing Technique Used by GUYuan
顾原