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- 系统system
- Duffing系统Duffing system
- 复Duffing系统complex Duffing's system
- 耦合Duffing系统coupled Duffing system
- 时滞状态反馈下Duffing系统动力学研究Dynamics of Duffing Systems under Delayed State Feedback Control
- 系统的systemic
- 含三次耦合项的两自由度Duffing系统的共振及混沌行为Resonance and Chaos Behavior in a Two-Degree-of-Freedom Duffing System with Cubic Coupled Terms
- 信息系统information system
- 系统信息system information
- 系统管理员system administrator
- 文件系统file systems
- 简谐与随机噪声联合激励下Van der Pol-Duffing系统的响应Response of Van der Pol-Duffing Oscillator to Combined Excitation of Harmonic and Ran dom Inputs
- 系统文件system file
- 系统地by the numbers
- 生态系统ecological system
- 系统盘system disk
- 免疫系统immunologic system
- 管理系统managerial system
- 电力系统electric power system
- 控制系统control system
