time harmonic的例句大全

We've done this before& this is the conservation of energy, and in order to find the period of the simple harmonic oscillation, we take the time derivative.

以前算过-，这是能量守恒，为了算出，简谐振荡的周期，我们求时间导数。

It produces the primary signal first to carry on the display of time domain, the display of frequency domain and frequency spectrum, and compose the observing signal; finally it carries on the correlation analysis again after the signal filtered to remove the harmonic interference signal.

首先是对原始信号进行时域波形显示，频域频谱显示，初步观察信号的组成，最后再对滤波后的信号进行相关分析，除掉谐波干扰信号。

A new approach for time domain flow field measurement by tracking speckle in ultrasound harmonic images of flow following injection of a bolus of the contrast agent is described.

本文研究了基于超声造影剂的血流运动场估计与显示技术，通过在血液中注入超声造影剂作为示踪粒子，对造影谐波图像进行时域相关处理，可得到成像部位的二维流场分布图。

In efficient and energy-saving, at the same time, harmonic pollution problem has become increasingly serious.

在高效节能的同时，谐波污染问题也日益严重。

Quantum treatments for the time dependent harmonic oscillator

含时谐振子的量子处理方法

This algorithm can overcome the infection of the digital controller's delay time to harmonic compensation and realize the real time compensation.

该算法能够克服数字式控制器所产生的延迟时间对于谐波补偿的影响，可实现谐波的实时补偿。

At the same time, harmonic suppression and general frequency domain feature are analyzed in order to master the measurement system frequency domain characteristic.

这种新算法成功地应用于自行开发的在线检测装置中。为了掌握测量系统频域特征，还从谐波抑制和总体频域特性两方面做了分析。

As an example, a dynamic invariant is constructed for the generalized time dependent harmonic oscillator by employing the solution to the corresponding classical equations of motion.

以广义含时谐振子为例，构造了新的量子不变量，它的行为取决于相应经典运动方程的解；

Load real amplitude envelope for the up-link signal, load trapezoid envelope for the tele-powering signal. Insert time jitter, amplitude jitter, harmonic signal characteristics, etc.5.

为上行链路信号加载真实幅度包络，为射频能量信号加载梯形包络，为C接口信号加入时间抖动、幅度抖动、谐波等信号特性。

The pulse jitter of gain-switched Fabry-Perot laser with external cw-light injection was experimentally investigated by using harmonic spectrum analysis. The time jitter is 0.905 ps and amplitude noise is 2.83%.

利用谐波频谱分析法测量了外连续光注入下增益开关F-P激光脉冲的抖动，时基抖动为0.905ps、振幅噪声为2.83%，并与取样示波器的测量结果进行比较。

Sample time staggered space vector modulation ( STS-SVM) technique is a novel switching modulated strategy, which can acquire much high equivalent switching frequency at fairly lower device switching frequency and have excellent harmonic characteristics.

错时采样空间矢量调制是一种新型的开关调制策略，能够在较低的器件开关频率下实现较高等效开关频率的效果，具有良好的谐波特性。

Solution of time-dependent harmonic oscillator system using explicit Euler method and discussion of the cyclic initial states

用explicit Euler方法研究含时受迫谐振子的演化及对系统循环初态的讨论

In time domain, the harmonic wave does not change frequency when passing through the reflection coefficients system, coinciding with the condition of linear time-invariant system, so, the synthetic seismograph in time domain can be computed by convolution of wavelet with reflection coefficients sequence.

在时间域中，谐波经过反射系数系统后不改变频率，符合线性时不变系统的条件，因此在时间域中可以用子波与反射系数序列褶积的方法计算时间域合成地震记录。

Binary scale time windows FFT for harmonic analysis

二进时间窗FFT谐波检测

The analysis of two real-time detecting approaches of instantaneous harmonic and reactive current in single-phase circuit

两种单相电路瞬时谐波及无功电流实时检测方法分析

Upon this premise, the temperature response of semi-infinite coal wall and the heat conductivity of coal wall are studied, and it is concluded that the front coal wall temperature and thermal flow change periodically in unsteady state simple harmonic mode with time.

以此为前提，研究了煤壁的半无限体温度响应及煤壁导热传递，并得出气化炉前方煤壁温度及热流随时间发生周期性非稳态简谐式变化的结论。

On the harmonic oscillation of large scale system of time varying

关于时变大系统之平稳振荡

Real-time High Performance Electric Harmonic Analysis Device

实时高性能电网谐波分析装置

A real-time pulse-width measuring instrument using grating sampling second harmonic method

光栅取样二次谐波法脉宽实时显示仪

For the signals with various harmonic components, the definition of the average power in the time domain and the first-order Taylor formula on sinusoidal function are used to develop an analytical expression for the measurement error and a correction formula.

该方法以含谐波的电气信号功率测量为例，从时域平均功率定义出发，采用正弦函数的一阶Taylor展开，推导出因非整周期采样造成的测量误差的解析表达式和相应的修正公式。