Exponential, hyperbolic, and harmonic curve equations are often used to mathematically express the decline curve.
指数曲线方程、双曲线方程以及调和曲线方程常用来数学表达递减曲线。
Now, as long as I am in the linear portion of the curve, I can generate a simple harmonic motion.
既然现在处在，曲线的线性区域内，可以弄出个简谐运动。
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。
The segmented magnetization curve fitting provides to the orthogonal controllable reactor's harmonic analysis reasonably and precisely.
分段结构磁化曲线拟合方式的提出，便于合理地进行正交可控消弧线圈的谐波分析。
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。
On the basis of a composing method of universal harmonic trapezoid motion laws, nondimensional general curve formulation of driven cam is built.
基于通用简谐梯形组合运动规律的构成方法，建立了凸轮机构从动件无因次通用曲线方程。
By harmonic analysis of the model we get the sensor's amplitude frequency curve and phase frequency curve.
对该模型进行谐响应分析，得到了该传感器的幅频特性曲线和相频特性曲线。
The relation between period and energy for the harmonic-like oscillation is obtained by using the analysis method of horizontal curve of energy function.
利用能量曲线的分析方法，建立了类谐振子的周期和系统能量的数学表达式。
Steady state harmonic current is calculated based on the magnetic characteristic curve of welding transformer. The results show that 3rd harmonic component is the main composition.
根据弧焊变压器磁滞回线的测试结果，对弧焊变压器的稳态谐波电流进行计算，结果表明弧焊变压器空载谐波电流的主要成分为三次谐波。
Basing on mode analyse, I make harmonic analysis and take breadth-frequency curve of fan-out nodal to back cover board nodal.
在模态分析的基础上，对三种结构的振子进行谐响应分析。
Basing on mode analyse, I make harmonic analysis and take breadth-frequency curve of fan-out nodal to back cover board nodal.
在模态分析的基础上，对三种结构的振子进行谐响应分析。
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