low-frequency acquisition 低频探测
Weak Signal Frequency Acquisition 微弱信号频率捕获
low-frequency acquisition and ranging [军] 低频搜索和测距 ; 低频搜索与测距
frequency acquisition 载频同步 ; 频偏捕获
acquisition in frequency domain 频域捕获
carrier frequency acquisition 频偏捕获
auxiliary frequency acquisition 辅助频率捕获
In addition, a method is described that data acquisition frequency is controled by dividing frequency in software.
同时介绍了一种用软件分频方式控制数据采集频率的方法。
The system has the advantages of higher acquisition frequency and faster data communication, which has been applied in the actual work of the seismic physical simulation with satisfactory results.
该系统具有采集精度高，传输速度快的特点，已经应用于地震物理模拟采集实际工作中，并取得满意效果。
High-performance data acquisition is needed in some high speed and high precision measurements when signal measurements, image manipulation and audio frequency signal process are taken.
在信号测量、图像处理、音频信号处理等一些高速、高精度的测量中，都需要进行高性能数据采集。
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