The MCU is used for the center controller, achieving high accuracy frequency measurement by methods of multi-cycle synchronism and quantization time-delay.
提出了一种高精度频率测量系统的设计方法，应用单片机技术将多周期同步法和量化时延法相结合，实现了频率的高精度快速测量。
In order to achieve high measurement accuracy a frequency stabilizing device is used.
为提高该激光测量系统的精度还采用了激光的稳频措施。
The system can be used to measure the voltage responsivity and detectivity of infrared detector at different modulation frequency with rapid speed and high accuracy, it meets the need of measurement.
该系统可以自动测试不同调制频率下红外探测器的电压响应率和探测率，能够快速准确地完成测试任务，满足了测试要求。
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