Summing up time harmonic propagated waves of all frequency gives the pulse propagation along the line 加总所有频率成份弦波之时域传播即得时域脉波之传播。
Positive negative pulse width , totalize , peak voltage , time interval average and time interval delay 正负脉波宽度总和峰值电压时间间隔平均及时间间隔延迟
The study aimed to achieve a safe and economic operation of the power network and electrical equipment 用24脉波整流机组取代12脉波整流机组的抑制谐波效果显著，可在今后地铁设计中采用。
The radiation pattern in the near and far field of each frequency component of the spectrum of current pulse on a transmission line 传输线上脉波电流频谱中各频率成份在远近场区中场型之比较。
Exert the function of stepping motor and servo motor to the full extent by loading oriental motor pulsating wave producer 使用东方马达脉波产生器可充分的将步进马达及伺服马达的功能发挥到极限。
Comparision spectrum and spatial distribution of pulse current on a transmission line and it ' s near and far field radiation pattern 传输线线上脉波电流之频谱与分布及其各频率成份之辐射远近场型之差异。
If the time harmonic source is assumed to be constant voltage , the summed pulse propagation is the impulse response along the line 若各频率成份之电源为定电压，则所得时域脉波即脉冲电压源在传输线上之脉冲响应。
As well as the stepping motor , pulsating wave signal is used to control directly so as to fulfill the speed control and positioning rolling with 与步进马达相同可用脉波信号来直接控制，故可简单完成高精度之速度控制及定位运转。
Explain the characteristics of piezoelectric crystals and the factors relating to the resonant frequencies of a piezoelectric crystal , and the procedure of the pulse - echo method 说明压电晶体的特性和与压电晶体的共振频率有关的因数，以及脉波回波法的过程。
The equilibrium current in 24 - pulse traction rectifier system is analyzed . the relation between critical load and resistance of traction rectifier transformer is discussed 摘要分析了24脉波牵引整流系统中的均衡电流，讨论了临界负载与牵引整流变压器阻抗参数的关系。
