交替波
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alternating square wave 交流方波
alternating electric wave 交替电波
alternating mitral p wave 交替性二尖瓣型P波
sine wave alternating current 正弦波交流电流
Pulse wave alternating current 脉冲波交流电流
alternating current square wave 交流方波
inverted asymmetric square-wave alternating current 逆变不对称交流方波
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This article proceeded with tri - nary baseband signal combining with binary ones, and then analyzed multi -nary digital baseband signal's frequency spectrum based on alternating wave and steady wave.
从三进制数字基带信号入手，结合二进制，利用交变波、稳态波分析了任意多进制数字基带信号的频谱特性。
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