【案情】2012年7月,安徽某大学学生李某,经学校推荐到某机械公司进行为期两个月的暑期实习,公司指派其从事加工某零部件的辅助性工作。7月18日上午,李某在协助带教老师加工一零部件时,因加工机器故障突然断电,李某不幸被机器压伤左手,经医院救治后,诊断为:左手臂肱骨粉碎性骨折。2012年8月9日,李某及其家人要求某机械公司为李某所在市工伤保险行政部门申请工伤认定,并给付 【Case】 In July 2012, Li Mou, a university student in Anhui Province, was recommended by a school to a machinery company for a two-month summer internship. The company assigned to assist in the processing of certain spare parts. On the morning of July 18, when Lee helped teach a teacher to process a spare part, Lee suddenly suffered a mechanical power failure because of a sudden power failure. Lee was crushed left by the machine and was diagnosed as comminuted fracture of the left humerus . August 9, 2012, Lee and his family asked a machinery company for Lee City where the industrial injury insurance administration to apply for work-related injuries and to pay