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；
Bas-relief egg-and-dart moldings (with alternating oval and pointed forms), and scrollwork such as that found on Ionic capitals and in the running-dog pattern (or wave scroll).
浅浮雕蛋箭饰线脚（带有交替的椭圆形及尖形），还有爱奥尼亚柱头、奔狗模式（或波形涡卷）上所见的涡卷。
This paper mainly study the influence of wave alternating load on the strength of cutter suction dredger spud.
本文主要研究波浪交变载荷对挖泥船定位桩疲劳强度的影响。
The strangeness of acoustic wave signals is precisely described and is applied to the processing of alternating speech signals.
十分准确地刻画出声波信号的奇异性，并应用于交变语音信号处理中。
The analysis of modulation wave theory has very important theoretical and actual meaning for studying non sine alternating current.
谐波理论分析对于非正弦交流电路的研究具有重要的理论和实际意义。
Furthermore, the deposition rate increases per unit of welding current by decreasing wire diameter, and adjustment of the penetration depth is enabled by alternating current wave form and polarity.
减少焊丝直径，能提高熔敷效率，再加上使电流波形交流化，就可以调整熔深。
Transient and surge are the instant aberrance of the voltage and electric current on the simple alternating current wave circuit. surge and harmonic wave are the main manifestation.
瞬变和浪涌是正弦交流波电路上电压与电流的一种瞬时态的畸变。浪涌、谐波为主要的表现形式。
A power converter circuit (3) drives a switching device by the pulse-width modulated wave for converting a direct current into the three phase alternating current.
电力变换器主电路部（3），其根据该脉冲宽度调制波对开关元件进行驱动，将直流电压转换为三相交流电压；
A power converter circuit (3) drives a switching device by the pulse-width modulated wave for converting a direct current into the three phase alternating current.
电力变换器主电路部（3），其根据该脉冲宽度调制波对开关元件进行驱动，将直流电压转换为三相交流电压；
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