您要查找的是不是：
- 数字digital (electronics, etc.)
- 数字PID控制器digital PID controller
- 比例先行数字PID控制器的仿真Computer Simulation of the Digital PID Controller with Proportion in Advance
- 高速数字PID控制器的ASIC设计The ASIC Design of A High Speed PID Controller
- 阿拉伯数字digit
- 数字PIDdigital PID
- 罗马数字Roman numerals
- 数字的numerical
- 数字信号digital signal
- 数字格式number format
- 数字PID控制digital PID control
- 数字信号处理digital signal processing
- 数字电视digital television
- 数字PID算法Digital PID Arithmetic
- 数字通信digital communications
- 数字图像处理digital image processing
- 数字PID调节器在伺服控制系统中的应用Application of digital PID regulator in servo-control system
- 数字签名digital signature
- 统计数字statistical figures
- 有效数字effective figure
