例如，让我们考虑一下正弦波，也即正弦曲线这样一个描述平稳反复振荡的数学函数。
For instance, let's consider the sine wave, or sinusoid, a mathematical function that describes a smooth repetitive oscillation.
本文利用描述函数法，重点分析了条件反馈校正对自持振荡的抑制作用。
Using the describing function method, this paper gives emphasis to analyse the conditional feedback correction effect on restrain self-sustaining oscillation.
然后将速率限制环节置于人机闭环系统中，利用描述函数法对驾驶员诱发振荡（PIO）机理进行了研究。
With the rate limiting element in man machine closed loop system, we analyse the PIO using the method of describing function.
振荡频率几乎不受分流劈距的影响，它只是振荡管长的函数。
The oscillation frequency only was the function of oscillating tube length, not influenced by the spliter.
地质和天文变量中常常存在参数可变的振荡衰减型自相关函数。
Variations of geology and astronomy have constantly parameter variable auto-correlation function of vibration attenuation type.
计算阻抗矩阵元素时，由于被积函数振荡性很强，收敛慢，难于计算。
The integrand exhibits slowly convergence and highly oscillatory, which leads to difficulties when attempting to evaluate the impedance matrix elements.
本文用一实例简洁、通俗地分析了推进剂响应函数的虚部对火箭发动机振荡燃烧频率的影响。
The influence of imaginary component of propellant response function on the oscillating combustion frequency of rocket engine is concisely analysed by a real example.
运用能量函数法，推导出一个可以抑制功角振荡的控制策略。
Using an energy function method, a control strategy for damping of Angle oscillations is derived.
用关联函数作为反馈，可使系统从混沌到定态或混沌态到周期振荡，甚至可以实现从混沌态到指定的定态输出。
The correlation functions can be used as feedback signal to control the systems from chaos to steady state, chaos to periodic oscillation, or even from chaos to preset output.
在一定条件下，对振荡积分值做贡献的主要来自被积函数在临界点附近的小区间的积分值。
Under some conditions, the major contribution to the value of oscillatory integral comes from neighborhoods of those critical points of the integrand.
采用复经验正交函数(CEOF)方法分析了准40天振荡沿赤道和某些大圆路径传播的规律。
The regular patterns of the propagation of quasi-40-day oscillations along the equator and some great circle routes are analysed and revealed by a complex empirical orthogonal function (CEOF) method.
第一，原子平均激发能量变化率是原子到板的距离的函数，并且当靠近板时以振荡行为消失。
First, the rate of change of the mean atomic excitation energy is now a function of the distance to the boundary and it dies off in an oscillatory way the boundary is approached.
表面电磁振荡激元波（SPW）谐振是金属膜参数及其表面状态的十分灵敏的函数。
The surface plasma waves (SPW) resonance is a sensitive function of the optical constants of metallic films and their surface conditions.
从速率方程出发，根据泵浦光和振荡光的场分布函数，进行了简单的数值模拟，模拟结果与实验结果能够较好的吻合。
Staring from the rate-equation theory , according to the field distribution function , some simple mathmatical simulations are made which meet the experiment better.
数值计算结果证明，该算法可以快速计算通常意义下任意函数的定积分，并能计算振荡函数的积分。
Numerical experimental results prove that the algorithm can compute integral for any functions in the usual sense, and compute oscillation function integral.
采用混合插值函数避免了压力振荡；
The press surging is avoided by utilizing the hybrid interpolation functions.
在开放式机器人控制器中，用三次样条函数来平滑离散规划位置，以避免跟踪运动中的振荡。
The three-order spline function was employed to smooth the discrete planning positions in the robot controller with open architecture. In order to avoid the vibration in the robot tracking motion.
本文给出一些充分条件，使振荡函数的含参量积分保持振荡性。
In this paler we give some sufficient conditions, such that integrals of oscillatory functions with a parameter remaining oscillatory.
运用一阶单时间常数低通函数模拟运算放大器的开环增益，对RC桥式振荡电路进行线性分析，得出最大振荡频率为运算放大器增益带宽积的16.67%。
The maximum frequency of RC-bridge oscillator is 16.67% of gain bandwidth product of amplifier analyzed based on a first-order single time constant lowpass function model.
如果信号振荡，该信号的自相关函数也振荡。
Once a signal is oscillatory, its autocorrelation is also oscillatory.
推导了被测线宽与光学性能参数，结构参数，振荡频率以及高频矩形脉冲数之间的函数关系式。
Functional relations between measured linewidth and optical parameters, structural parameters, oscillator coil and high-frequency rectangular pulse Numbers have been derived in the paper.
首先对物理试验系统建立传递函数模型，分析了高频振荡产生的机理。
Firstly, the transfer function of a physical test system was developed to analyze the mechanism of the high-frequency oscillation.
根据电子储存环理论模型，采用迭代方法从实测响应矩阵计算束流横向振荡的振幅函数和相位。
A method for extracting the beta-function and phase of the beam position monitors and the corrector magnets from the measured response matrix based on storage ring theoretical model is presented.
随后建立了基于能量平衡的振荡压实过程优化控制的目标函数，为今后压实过程中的智能化控制提供了理论依据。
Target functions for optimization of compaction are built based on energy balance, which provides theoretical foundation for intelligent control of compaction.
分析了GOY模型结构函数的标度律。指出结构函数的振荡涨落导致非线性标度律。
Scaling law of structure function in GOY model is analyzed in this paper. It is point out that the fluctuation of structure function lead to nonlinear scaling law.
对几类函数波形和一组实测高空核爆电磁脉冲（HEMP）波形的验证结果表明，HEMP波形、余（正）弦阻尼振荡波形等信号的重建波形与原始波形符合很好。
The reconstruction of minimum phase signal, such as the HEMP waveform, cosine or sine exponentially damped waveform etc, shows good agreement with the original.
对几类函数波形和一组实测高空核爆电磁脉冲（HEMP）波形的验证结果表明，HEMP波形、余（正）弦阻尼振荡波形等信号的重建波形与原始波形符合很好。
The reconstruction of minimum phase signal, such as the HEMP waveform, cosine or sine exponentially damped waveform etc, shows good agreement with the original.
应用推荐