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
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。
In the application of above 24V fort current voltage grade control circuit, Voltage Alternating and resonant wave interference of input model for Programmable Logic Controllers must be resolved.
可编程控制器在高于24V的直流电压等级控制回路中应用时需解决输入模块的电压变换和谐波干扰等问题。
Analyse principle of operation, technology feature of single-phase alternating current induced liquid metal electromagnetic pump wave soldering machine.
重点分析单相交流感应式液态金属电磁泵波峰焊接设备技术的工作原理、技术特征；
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