| 1. | Design of a high precision frequency meter based on scm 基于单片机的高精度频率计设计 |
| 2. | Verification regulation of heterodyne frequency meter 外差式频率计检定规程 |
| 3. | General specification for microwave frequency counter 微波频率计通用规范 |
| 4. | Frequency measurement by vibrationg reed indicator 用舌簧频率计测频 |
| 5. | The design of digital cymometer based on vhdl 语言的数字频率计设计 |
| 6. | Digital cymometer design based on max plus 软件平台设计数字频率计 |
| 7. | Design of equal precision frequency meter based on microcontroller 基于单片机的等精度频率计设计 |
| 8. | Frequency measurement by digital meter 用数字频率计测频 |
| 9. | Design of virtual instruments based ultrasonic data acquistion system 器件实现的虚拟电子仪器群中的高智能频率计 |
| 10. | The execution of equal - precision cymometer based on single - chip controller 基于单片微机控制的等精度频率计设计制作 |