12月7日，冬泳队员们在冰冷的水中进行表演赛。当日，中国·加格达奇全国冬泳邀请赛在黑龙江省大兴安岭加格达奇区开幕，共有来自全国10个省区市的16支冬泳代表队参加比赛。新华社发（刘迪 摄） On December 7,,Winter swimming team in the cold water exhibition game.the,China · JiaGeDaJi national an invitational tournament in the da hinggan mountains in heilongjiang province JiaGeDaJi area opening,From all over the country there are ten of these 16 teams winter swimming team to take part in the game.The xinhua news agency hair(LiuDi perturbation)