cross frequency
... THD=Total Harmonic Distortion 总谐波失真 Cross Frequency 交叉频点 HF 高频段 ...
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城市道路平面交叉口是城市路网中重要的节点,也是事故频发和造成交通延误的瓶颈点。
The intersection of urban road network is an important urban node, is also a frequent accidents and traffic delays caused by the bottleneck point.
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