The AR spectrum is smoothness and can give exact characteristic frequency.

时序建模作出的AR谱具有谱线平滑，特征频率定位准确的优点。

In a similar way, radiant energy has a characteristic frequency and length associated with it.

同样，辐射能有其特性频率和相应的波长。

Here from we put forward the new concept of Characteristic Frequency of the random medium models.

本文由此提出了随机介质模型的特征频率这一新的概念。

The upper and lower caps of one elongated bubble oscillated at the same characteristic frequency (band).

同一气泡上下游界面振荡具有相同特征频率（频段）。

Then, characteristic frequency of laid test coil is calculated, it is important to select the test frequency.

推导了放置式探头线圈的特征频率，为检测频率的选择提供了参考。

The characteristic frequency of body-wave spectra carries the information of the duration of source body-wave pulse.

体波波谱特征频率携带着震源体波脉冲持续时间的信息。

The selected frequency optical luminescence dating (SFOLD) means that the characteristic frequency of the crystal is used to dating.

介绍了一种利用矿物的特征光释光测定年龄的方法。

The radar controller is then arranged to modify the repetition rate in dependence on the characteristic frequency of the pulsed signal.

该雷达控制器则设置成根据脉冲信 号的特征频率修改重复速率。

The importance of rotating frequency in fault diagnosis of roller bearings is analyzed based on formula of fault characteristic frequency.

在故障诊断中的滚子轴承的旋转频率的重要性进行了分析，根据故障特征频率的计算公式。

The characteristic frequency band is not fully used in some diagnosis methods. A non-linear method based on chaotic oscillator is presented.

针对当前的诊断方法没有充分利用其故障特征频带的问题，提出了基于混沌振子的滚动轴承故障的非线性诊断方法。

The character data of the probably fault and machine is acquired by analyzing mechanical fault characteristic frequency and sets configuration.

通过机械故障特征频率分析和机组组态，对可能存在的故障类别和机组类别的特征数据进行提取；

When the model is connected with the analytic database of signal, the fault parameters corresponding with the characteristic frequency can be gained.

模型与信号分析数据库连接后，可得到该特征频率处的故障参数信息。

The radar controller is then arranged to modify a given modulation pattern in dependence on the characteristic frequency of the signal being modulated.

雷达控制器则设置成根据被调制的信号的特征频率修改给定的调制图案。

Because of their inertia, the electrons will overshoot and oscillate around their equilibrium positions with a characteristic frequency known as the plasma frequency.

因为电子的惯性，它们将冲过平衡位置，并以特征频率围绕它们的平衡位置振荡。

By statistical analysis to absorbance ratio of group characteristic frequency, it is discovered that the good relative rule consist in the ratio and binder chief properties.

通过基团特征频率吸光度比值的统计分析，发现其比值与粘结剂主要性能之间存在着很好的相关规律。

In this paper, the boundary point method (BPM) is applied to the study of the non unique solution at characteristic frequency for exterior acoustic radiation caused by vibrating body.

文章利用边界点法，对振动体外部声辐射在特征频率处解的非唯一性问题进行了研究。

The characteristic frequency band of the fault can be identified by wavelet packet decomposition and its energy spectrum conveniently, and the quantification analysis are then performed.

应用小波包分解及其能量谱直观地识别出故障的特征频带，并进行了量化分析。

Wavelet packet analysis to extract vibration signal characteristic frequency, Use serial programming examples matlab GUI implementation, Since writing the curvature calculation function.

小波包分析提取振动信号中的特征频率，利用matlab GUI实现的串口编程例子，自写曲率计算函数。

The selected frequency optical luminescence dating (SFOLD) means that the characteristic frequency of the crystal is used to dating. Equipment BG1999 is created for optical luminescence.

首先是采用BG 1999光释光谱仪选定激发光源，确定释放光子的频率，再用矿物的特征光释光谱作年龄测定。

The characteristic frequency band of the fault could be identified by wavelet packet decomposition and its energy spectrum conveniently, at the same time, quantification analysis were performed.

应用小波包分解及其能量谱直观地识别出故障的特征频带，并进行了量化分析。

Owning to the instantaneous nonlinear characteristics of vibration signals from diesel engine, a new method for identifying characteristic frequency band is put forward by adopting its IMF component.

针对柴油机振动信号的瞬时非线性特点，提出采用柴油机振动信号的IMF分量进行特征频带识别的新方法。

Ac Alternating current (ac) is electric current that alternates between a positive maximum value and a negative maximum value at a characteristic frequency, usually 50 or 60 cycles per second (Hertz).

交流交流是指电流在正负最大值之间以特定的频率变动，通常频率为50或60赫兹。

The former realizes steady transmission of signal by testing and analysing the carrier channel's frequency characteristic .

前者是通过对载波信道的频率特性时变性测试、分析，实现信号平稳传输。

It can measure the magnitude characteristic, phase characteristic and limiting frequency of a system.

它能直观的测试一个系统的幅频特性、相频特性和截止频率。

The authors analyze the frequency characteristic of detecting circuit and prove the stability of the proposed detecting system theoretically.

文中分析了检测电路的频率特性，且理论上证明了系统的稳定性。

Solid and strong low frequency is the basic characteristic of LADM series.

固体和强烈的低频是一系列的阿霉素脂质体的基本特征。

Mapped the FIR digital filter design of amplitude frequency characteristic curve.

绘出设计的FIR数字滤波幅频特性曲线。

According to its characteristic, a high accuracy digital frequency supply oscillator has been designed using FPGA.

根据其特性，利用FPGA设计了高准确度的数字频率信号源。

This can satisfy well time frequency analysis of multi graduation characteristic signal.

这一特点恰好满足对具有多刻度特征信号进行时频分析定位的要求。