纪林章，男，工学硕士（长安大学），讲师。主要研究方向：飞机舱音信号分析与处理、机械振动测试与故障诊断。开设的主要课程：控制工程基础、测试技术综合实践。

Linzhang Ji, Male, Master of Engineering (Chang’an University), Lecture. Major research area: aircraft cockpit voice signal analysis and processing, mechanical vibration test and fault diagnosis. Major courses: Foundation of Control Theory, Testing Technique Practice.