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first harmonic

英 [fɜːst hɑːˈmɒnɪk]

美 [fɜːrst hɑːrˈmɑːnɪk]

一次谐波;基(谐)波

电力

英英释义

noun

双语例句

  • After the nonlinear and absorption effect is taken into account in the applications where high power ultrasonic is involved, the first and second harmonic components of the sound field of stepped circular plate is analyzed, based on the KZK equation and quasi-linear condition.
    考虑到大功率超声应用中的非线性和吸收作用,本文从KZK方程和准线性条件出发,对于工作在共振频率下的这种阶梯圆盘,推导了它的一阶和二阶谐波声场计算方法。
  • In fact, the radial composite deviations of master gears do exist and affect the accuracy of measurement results by the first harmonic.
    但实际上,标准齿轮的径向综合偏差是存在的,而且以一次谐波的形式传递给被测齿轮,影响其检测结果的准确性。
  • The method uses the DC component and the first harmonic of a curve'S chain code expressed by fourier series to fit the curve, avoiding the inverse calculation of an array used in general methods.
    该方法利用闭合曲线的傅立叶级数表示的直流分量和一次分量实现对闭合曲线的椭圆拟合,可以避免通常椭圆拟合方法中的矩阵求逆问题。
  • The first harmonic winding and harmonic winding no-load property curve are gained when field current is change.
    通过改变励磁电流的大小,得到了基波绕组和三次谐波绕组的空载特性曲线。
  • First Harmonic Saturated Absorption Frequency Stabilization of Lasers Using Sampling Integration Technique
    利用取样积分实现激光饱和吸收一次谐波稳频
  • Harmonic analysis of angle measuring error has been done through Fourier analysis theory. First harmonic, second harmonic and third harmonic have been compensated with the method of software. Finally, measuring results have satisfied the specific requirements.
    利用傅立叶分析理论对测角系统的误差进行谐波分析,补偿一、二、三次谐波误差,得到补偿公式,通过软件方式实现误差补偿,最后使得测量结果满足技术指标要求。
  • Phase splitting reactive power compensation of first harmonic in low voltage distribution network by computer controlled thyristor switch
    微机控制的晶闸管开关型低压配电网基波无功分相补偿
  • If the frequency of a laser is modulated sinusoidally, the first harmonic component of saturated absorption signal can be used as error signal to stabilize the frequency of the laser.
    对激光器进行频率调制,检测原子分子饱和吸收信号中的一次谐波成分得到频率误差信号,反馈控制可以实现激光频率的稳定。
  • The effect of different topographic scattering targets on the ( ratio) detection was measured and analyzed. The results show that the ratio of second to first harmonic signals can be used in practical application.
    文章还就不同地形散射体对探测结果的影响进行了测量和分析,实验结果表明二次谐波与一次谐波信号比值标定技术对便携式二极管激光光学测量能够很好的满足实际应用的需要。
  • The utility of the ratio of second and first harmonic to eliminate the influent of light source fluctuation was analyzed.
    并对利用二次谐波与一次谐波的比值来消除由光源波动引起的影响等做了分析。