查询词典 Walden inversion

In this paper, the problem of simultaneous inversion for earthquake location and velocity structure is discussed, and the difficultes encountered in the inversion are discussed.

本文讨论并处理了震源位置和速度结构联合反演中的问题和困难。正交投影算子的引入不仅使这一问题的数学描述简洁，物理解释清楚，而且参数分离之后，与震源有关的方程组是相容的。

Downward continuation is an important operation in potential field data processing and inversion, but its instability problem influences its application in many processing and inversion techniques.

位场向下延拓是位场数据处理和反演中的重要运算，但是它的不稳定性影响了它在许多处理和反演方法技术中的应用。

Based on the optimized solution of inversion problem,the information inversion theory was taken for inversing the blasting parameters of highway tunneling.

在研究逆问题优化解的基础上，将信息化反演理论引入到隧道爆破开挖的控制参数反演问题中，建立隧道围岩控制爆破参数的反演模型。

Genetic algorithm for regularize inversion is designed, which can avoid linearization difficulty in the nonlinear problem and solve the ill-posed problem in magnetotelluric inversion.

设计了基于正则化反演的实数编码混合遗传算法，避免了非线性问题的线性化困难，并较好的解决了大地电磁测深反演的不适定性和非唯一性。

In addition, the function of inversion is also important for learning the phenomenon of inversion.

此外，理解倒装的功能也对倒装这一语法现象的学习和掌握非常重要。

The principles are as follows:①preliminary interpretation is carried out on crosswell seismic data in depth domain to establish an accurate velocity model;②sinc interpolating function is used in depth-time conversion to realize waveform fidelity;③the recognition of surface seismic data is utilized to ascertain the reflection characteristics of crosswell seismic data in time domain;④ good spatial continuity of surface seismic data is adopted to retrieve the "hopper" defect in crosswell seismic profiles and the deficiency of lateral contrast between crosswell seismic data;⑤in fine calibration of well-side traces of crosswells and surface seismic data, coincident time-depth relation is used to match two seismic data so as to make the calibration more reasonable;⑥in multi-crosswell seismic data inversion by sparse spike inversion method, lateral restraints are strengthened to ensure the continuity of inversed wave impedance profile.

实现反演的基本原理是：对深度域井间地震资料进行初步解释；建立精确的速度模型；在对井间地震剖面进行深时转换时采用sinc插值函数实现波形保真；利用对地面地震资料的认识来落实时间域井间地震资料的反射特征；利用地面地震资料良好的空间连续性弥补井间地震剖面的"漏斗"缺陷和井间资料之间横向对比性的不足；在井间地震和地面地震井旁道精细标定中，通过一致的时深关系来实现两种地震资料之间的匹配，使井旁道的标定更加合理；在利用稀疏脉冲反演方法进行连井井间地震资料反演时，通过增强横向约束保证反演波阻抗剖面的连续性。

During the inversion of the dual lateral log, The generalized inversion method is used to invert the three parameter (the radius of the invasion zone, the resistivity of the invasion zone, the resistivity of the destination formation) and eliminate the affect of invasion zone.

对于双侧向测井反演，本文将广义逆反演方法用于消除侵入影响的三参数(侵入半径、侵入带电阻率、原状地层电阻率)反演中。

Aiming at the process of reservoir prediction,when wave impedance is not effectively identified sandbody,this paper proposes an inversion method of effective rebuild acoustic curve to use well log curve to develop reservoir inversion.

针对储层预测研究过程中，当波阻抗不能有效识别砂体时，如何利用对储层有良好分辨能力的测井曲线开展储层反演研究工作，提出一种行之有效的重构声波曲线反演方法。

In order to enlarge capacity building size and to enrich exploitation seismic interpretation methods, gamma log curve without container rock velocity information and resistivity logging curve were converted to realize the purpose of seismic inversion as pseudo sound wave curve, and to make the seismic inversion data volume have information of shale content and oiliness and help to predict the sandstone thickness and oiliness of reservoir bed.

为扩大油田产能建设规模、丰富开发地震解释方法，本文把不具备储层速度信息的伽玛曲线、电阻率曲线通过一定的转换，实现作为伪声波曲线进行地震反演的目的，使地震反演数据体加入泥质含量及含油性两种信息，有助于进行储层砂岩厚度预测及储层含油性预测。

This article , having studied experiments on saccharose inversion with sodium bisulphate as catalyzer , discovers that sodium bisulphate is more appropriate than muriatic acid for experiments on saccharose inversion .

以硫酸氢钠为催化剂，对蔗糖转化反应实验进行了研究，实验结果表明：用硫酸氢钠代替盐酸做蔗糖转化实验效果更好。

" I' d like to get some rough idea about music in the baroque ear, please."

请简要介绍一下巴罗克时期的音乐，好吗？

The results showed that the peak latency and pattern of SEPs elicited by electrical needling in LI-l1 and MP were similar. The amplitude of SEPs elicited by electrical needling in LI-l1 was higher than that of MP. There was no obvious SEPs generation when MM was electrical needling.

结果显示，电针刺激曲池穴和其邻近桡侧伸腕长肌运动点诱发性脑电波的波形和波峰时间是类似的，只是穴位的诱发性脑电波波幅较大，而电针刺激非穴位点并没有明显的诱发性脑电位。