您要查找的是不是：
- The hardware ismainly com posed by 8031,A/D,and frequency counter,and the software is simple and efficient . 硬件主要以8031单片机为核心构成一个最简系统，软件简短有效。
- By the example of the digital frequency counter design on FPGA, this paper introduces the design of SOC(System On Chip) based on FPGA/CPLD. 通过例举基于FPGA的数字频率计的设计,阐述了如何利用FPGA/CPLD实现片上系统。
- Full-automatic box folding-gluing machine features stable performance, simple operation, and adopts control by imported variable frequency counter, to achieve stable, accurate and quick production. 全自动糊盒机系列具有性能稳定，操作简单，采用进口变频计数控制，达到稳、准、快的目的。
- automatic source-locking microwave frequency counter 自动微波锁相频率计数器
- Precision Improvement of Digital Frequency Counter with Match Strobe Signal 用选通门匹配方法提高计数式频率计的测量精度
- He varied the transmission frequency. 他变换了无线电传送的频率。
- Measuring methods for frequency counters 频率计数器测试方法
- A unit of frequency equal to one cycle per second. 赫兹频率的单位，等于每秒一周
- A Multiple Implementation of Digital Frequency Counter in Teaching of Comprehensive Electronic Design 数字频率计在综合设计实验教学中的多方案实现
- Fatal accidents have decreased in frequency over recent years. 近年来死亡事故发生的频率已经下降。
- Exploring the Experimental Teaching Methods of the "Equal precision Frequency Counter" and Improving Students'Comprehensive Quality 研究"等精度频率计"实验教学方法提高学生综合素质
- We can often correlate age with frequency of illness. 年龄的大小往往与发病率有关。
- Accidents on that highway are happening with increasing frequency. 那条高速公路上车祸发生得越来越频繁。
- He tuned his radio to the police frequency. 他把无线电调到警方的频率。
- microwave frequency counter 微波频率计
- Frequency Counter Stabilizer 频率计数稳定器
- He manipulated the frequency dial of the radio. 他开始调拨频率键盘。
- The pitch depends on the frequency. 音调的高低是由频率决定的。
- The resulting frequency varies by a few percent. 最终频率有少许变动。
- I am majored in audio frequency amplifier. 我主修音频放大器。
