从 2 0 0 2年开始 ,我部在原 4 0 0m障碍训练的基础上改为水陆 4 0 0m障碍训练 ,以训练提高官兵水陆作战能力。结果发现 ,水陆 4 0 0m障碍训练伤 78例 ,发生率为 3 6 % ,高于单纯陆地训练的发生率表明训练难度明显增大 ,对心理素质的要求更高。1　临床资料1 1　一般情况　 78例 Beginning in 2002, the Ministry of Education changed its 400-foot-and-400-meter obstacle-course training on the basis of the original 400-meter obstacle training to train and improve the amphibious capability of officers and men. The results showed that 78% of traumatic injuries were caused by traumatic ground-lifting and 400-meter hurdles, with a rate of 36%, which was higher than that of land-based training alone. It indicated that the training difficulty was significantly increased and the psychological quality was more demanding. 1 Clinical data 1 1 78 cases of the general situation