inversion frequency
英 [ɪnˈvɜːʃn ˈfriːkwənsi]
美 [ɪnˈvɜːrʒn ˈfriːkwənsi]
网络 反转频率; 转换频率
双语例句
- The 3-D Numerical Simulation and Inversion for Borehole-to-ground Resistivity Survey& Dual Frequency Induced Polarization; Research on Resistivity Logging Through Steel Casing
井地电阻率法及双频激电三维数值模拟与反演研究钢套管井中测量地层电阻率方法研究 - THE INVERSION OF RAYLEIGH WAVE DISPERSION CURVE WHICH LOST FREQUENCY RANGE Inversion Method for Turbulence Profile Based upon Multi-aperture Scintillation Sensor
对缺失频段的瑞雷波频散曲线反演的误差分析基于多孔径闪烁的湍流强度廓线反演方法研究 - A power main circuit is composed of a power frequency rectified unit, an inversion unit and a high frequency rectified unit, and a control unit is connected with the inversion unit.
其结构是由工频整流单元、逆变单元和高频整流单元相接构成电源主回路，控制单元接逆变单元； - Inversion of Targets Signature for Low Frequency UWB SAR
低频UWBSAR目标特性的反演 - Presenting the restriction to seismic inversion using the frequency decomposition processing results;
利用分频处理结果，借助于调谐频率分析与调谐振幅分析，给出地震反演约束条件； - The construction of low frequency information is an extremely important technical link in wave impedance inversion. The accuracy degree of low frequency information construction directly affects the impedance inversion results.
低频信息的构造是波阻抗反演中极为重要的技术环节，低频信息构造的准确与否，直接影响波阻抗反演结果的准确性。 - Coal consumption rate, topographic features, frequency of the appearance of low altitude inversion layers and frequency of surface weak winds are found to have significant effects on acid precipitation and pH value of the rain.
煤耗量、地型地貌特点、低空逆温层频率、地面弱风频率对酸雨率和降水pH值有明显的影响。 - It is found that the collapse and revival phenomena of the atomic population inversion will disappear as the frequency changing with time in sine form;
研究发现：当场频率随时间作正弦变化时，原子布居数反转的崩塌和回复现象将消失； - The principles and approaches of 3D density inversion of gravity data in both space and frequency domains are systematically discussed, and a new practical inversion algorithm in frequency domain is given in the paper.
分别论述了在空间域与频率域中由重力资料反演三维密度分布的理论及其实现的方法，并提出了一种简便、实用的频率域三维密度反演算法。 - The temperature inversion frequency is very high, the mixing height is low and the stratification tends to stable.
逆温频率很高，混合层高度较低，大气层结比较稳定； - In terms of inversion method and programme for frequency-domain magnetization intensity, airborne magnetic data from the Tangshan-Luanxian earthquake region are processed and the horizontal distribution of apparent magnetization intensity in this region is obtained.
依据频率域磁化强度反演方法和程序，对唐山滦县震区航磁资料进行了数据处理，求取了该区视磁化强度的水平分布。 - Our results show that population inversion is obtained in a wider central frequency range than for the coherent field case, and it is more advantageous in practical applications.
我们的研究表明，对于部分相干光，可在比相干光更宽的中心频率范围内建立布居反转，这正是实用上更有利的。 - The temperature inversion frequency gets highest in winter. The results indicate that the topped temperature inversion restrains the development of convective boundary layer.
冬季的逆温频率最高。计算结果表明：逆温梯度越大，对流边界层的发展越受到抑制；逆温层高度降低会影响整个对流边界层的温度抬升； - Affection of Arc-weld Inversion Power's Frequency on Weld Grain's Thinning
逆变弧焊电源的频率对焊缝晶粒细化的影响 - The time-domain equivalent edge current ( TD-EEC) method is derived from the Fourier inversion of the frequency domain equivalent edge current expression and applied to the transient scattering analysis.
通过对频域等效边缘电流的表达式进行傅里叶逆变换，可得到时域等效边缘电流的表达式，并将其应用于瞬态散射的分析。 - Geophysical methods can be divided into multi fractional seismology, Seislog inversion technique, time frequency analyzing method, fracture prediction by correlation analysis.
地球物理法主要包括多分量地震法、Seislog反演技术、时频分析法、相关分析裂缝预测等； - The technologies of 90 °-phase inversion, stratal slicing and interpreting with frequency are the three key technologies.
90°相位转换、地层切片和分频解释是地震沉积学中的三项关键技术。 - Inversion of attention coefficient based on frequency shift
基于主频偏移反演地层的吸收系数 - The two-dimensional inversion technique for controllable source audio frequency magnetotelluric sounding ( csamt) data under complex topography and its effectiveness
复杂地形条件下的可控源音频大地电磁测深数据二维反演技术及应用效果 - The precision and reliability of seismic velocity inversion are affected by data processing, frequency bandwidth, and low frequency velocity compensation.
三高处理的优劣、频带宽度、速度低频成分的缺失都会影响地震速度反演的精度和可靠性。 - The other problem in seismic inversion is that the frequency information and amplitude real value recorded by seismograph are incomplete and severely absent.
地震波反演的另一个障碍，主要是所记录的地震波响应中频率信息及相应的振幅真值的不完整与严重缺失。 - Inversion method of controlled source audio-frequency magnetotelluric data
可控源音频大地电磁数据的反演方法 - Damping Gauss-Newton method and its application to the inversion of high frequency electromagnetic wave logging
阻尼型高斯-牛顿法及其在高频电磁波测井反演中的应用 - Inversion of magnetization direction by the frequency spectrum of magnetic anomalies Za for 2-D bodies
利用磁异常Za的频谱反演二度体磁化方向 - The fitting difference is reduced and the precise of quantitative interpretation is improved by means of joint TF inversion with time and frequency window data.
利用时间窗数据和频率窗数据所进行的联合时-频反演，缩小了拟合差，提高了定量解释精度。 - It is found that the collapse-revival phenomena and quick oscillations due to virtual photon processes of the atomic population inversion are deformed as the frequency changes with time in the sine form.
当光场频率随时间作正弦变化时，原子布居数反转的崩塌回复过程和由虚光子过程引起的快速振荡均会受到影响。 - Compared with waveform inversion performed in time domain, amplitude spectrum inversion running in frequency domain has faster compute speed and easier instrument response deduction. Because this method needs neither exact origin time, nor artificial alignment of waveforms, intermediate errors are decreased.
相对于时间域波形反演，振幅谱方法计算速度快，扣除仪器响应更容易，并且该方法既不需要确切的发震时刻，也无需对观测波形和合成波形进行人工对齐，减少了中间误差。 - Then in view of several present inversion surface wave frequency dispersion curve commonly used inversion method: Least squares method ( LSM), genetic algorithm ( GA), simulation annealing ( SA) and so on, compared with these method good and bad points and inversion effect.
然后针对几种目前反演面波频散曲线常用的反演方法：最小二乘法、遗传算法、模拟退火法等，比较了这些方法的优缺点及反演的效果。 - The results have unreliable low frequency component with neutral network inversion because seismic data lacks of low frequency.
由于地震资料本身缺乏低频，致使利用神经网络反演结果低频不可靠。