The L-moment method has theoretical advantages in hydrologic frequency analyses, but less practical application because of its complexities in calculation.
线性矩法在水文频率分析中具有理论优势，但因为计算复杂而实际应用较少。
This article analyses the applications and procedures in frequency transformation of multiplier from principle.
该文从原理上分析了相乘器在频率变换中的应用及过程。
Then, make monitoring on ordinary trouble, and frequency spectrum analysis on all kinds of lubricants, and analyses mechanism of happened faults to determine fault causes.
然后对常见故障进行监测，主要对各种润滑油脂进行频谱分析，分析故障发生的机理，确定故障的因果关系。
Comparisons between the measured value and the calculated value of the frequency are made, and the error analyses are also carried out.
将频率实测值与计算值进行比较，同时进行了误差分析。
This paper discusses the slip frequency control of variable frequency regulating speed system, and analyses the shortage of this control way.
本丈对转差频率控制的变频调速系统进行讨论，分析这种控制方式所存在的不足；
In the paper, the way of detection of signal based on wavelet transform is researched, it analyses and processes signal of the various frequency at different scales.
对基于小波变换的信号检测方法进行了深入的研究，在不同尺度上分析和处理信号的各种频率成份。
Moreover, this paper analyses the shear strain and compressive stress and loading frequency dependence of the damping ratio.
另外，对叠层橡胶支座的阻尼比随剪应变、压应力及荷载频率的变化情况进行了分析。
Experiment was made to verify the results of analyses and calculation. Comparisons with the features around the series resonance frequency are given for some aspects.
文章用实验验证了分析计算的结果，并在某些方面给出了与串联谐振频率附近特性的比较。
This paper describes and analyses in detail the testing results of long effective solid agent of decreasing grounding resistance of current with industrial frequency and impulse current.
本文详细介绍了长效固体降阻剂的工频和冲击试验结果并对此进行了深入的分析讨论。
The article analyses the signal through the method of gaining instant frequency on the base of instant correlation, then we can make up a multicenter matching filter in the FPGA.
通过对信号进行基于瞬时自相关的瞬时频率提取的方法对中频信号进行分析、识别，然后可以在FP - GA内部构造一个多通道匹配滤波器对信号进行匹配。
Analyses failures of XSR type of Rubidium atomic frequency standard used in our factory, and introduces the situation of particular overhaul in detail.
对我厂的频率标准X SR型铷原子频标发生的故障及具体检修情况作了较详细的分析和介绍。
Then the author analyses the effect of the frame vibration and tries to make the natural frequency of vibration beyond the range of engine revolution rate.
分析了发动机振源对车架振动的影响，使车架主要模态的自振频率避开了发动机转速范围；
The result of cluster analyses with other 13 nationalities showed gene frequency distribution possessed region.
与其它13个民族进行聚类分析结果显示，遗传性状的基因频率分布具有一定的地域性。
In this paper, we theoretically analyses the distribution of the active power and the regulation principle of the frequency differences between the parallel operating generators.
采用集成电路实现舰船电站自动频载调节，从理论上分析了并联运行机组间的有功功率分配以及频差调节原理。
The frequency and amplitude and phase of discrete spectral lines can be calculated through two DFT analyses one after another, which is one complex time domain signal analysis virtually.
相继两次DFT分析（实为一次复时域信号分析）可精确确定诸分立谱线的频率、幅度与相位。
Then the article analyses the main ingredients: entrepreneurs subrogation frequency, main industrial persistence and industrial diversification which determine the speed of information depreciation.
决定银行私人信息折旧速度的三大因素为：企业家更替频率、主业持续性和经营的多元化。
The paper introduces the yellow project pumping station frequency conversion speeder, and analyses the principle of the frequency modulation and the supplementary equipment performance.
介绍了引黄工程泵站变频调速装置，对其变频调速原理及其配套设备的性能进行了详细分析。
Second, this thesis analyses algorithm precision in case of frequency fluctuation and presents improving measures.
其次，分析了由于频率偏移影响傅氏算法精度并提出其改进措施。
Analyses the application of compensation control strategy and frequency conversion technology to energy saving.
说明补偿控制策略与变频技术在节能中的应用；
Accordimg to the results of wave form and frequency domain analyses of pressure fluctuation signals, characteristics of pressure fluctuation at different space locations were discussed.
根据压强脉动信号波形和频域的分析结果，研究了三相流化床不同空间位置压强的脉动特征。
The frequency spectral analyses show that the second ignition method could weaken and restrain the high frequency vibration, improve the characteristic of vibration in high loading density charge.
压力波的频谱分析表明在高装填密度装药中，采用第二种点传火方案能削弱和抑制压力波的高频振荡成分，改善其振动特性。
Basing on development trend of short wave frequency hopping radio, this paper analyses some key techniques about the new type short wave digital frequency hopping radio.
本文根据短波跳频电台的发展趋势，重点分析了研制新型短波数字跳频电台所涉及的若干关键技术问题。
This paper analyses reasons of reading error during counter sampling of separated frequency and CTC, propose the solutions and nonlinearity correction with computer software.
分析了分频和CTC计数采样中误读数的原因和解决方法，并利用微机软件实现非线性校正。
Based on the speciality of transistors non-linearity, using maths method, this article analyses the cause of whistle of frequency conversion circuit and provides method to eliminate.
本文根据晶体管非线性元件的特点，利用数学推导方法，从基础上分析了变频工作啸叫的原因，并提出了消除方法。
This paper introduces the micro magnetometer and analyses the natural frequency and driving voltage of the sensor as well.
文中介绍了基于这一原理的微型磁强计，对传感器的固有频率和驱动电压进行了分析和计算。
Driving performance analyses show that the frequency spectrum between driving moments and noise signals is separated.
对驱动性能进行了分析，结果表明驱动力矩的频段与噪声信号频段是分离的。
This paper analyses the frequency characteristics of the gear meshing and the signals due to amplitude and frequency modulation.
本文分析了齿轮传动的频率特性和它所产生的频率和幅值调制信号。
The article analyses the frequency security & stability of signal generator circuit of dispatching equipment of automatic block with frequency shift, and an optimum design scheme is concluded.
本文对移频自动闭塞发送设备信息源电路的频率安全性及稳定性进行了分析，并总结出最佳设计方案。
Introduces the working-case and the controlling-process of the mine lift, analyses the principle of variable frequency adjust speed and energy saving in terms of theory.
介绍了煤矿提升机的工作情况和控制过程，从理论上分析了提升机变频调速和节能的基本原理。
Introduces the working-case and the controlling-process of the mine lift, analyses the principle of variable frequency adjust speed and energy saving in terms of theory.
介绍了煤矿提升机的工作情况和控制过程，从理论上分析了提升机变频调速和节能的基本原理。
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