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- According to the theory and interpretation method of shallow refraction static correction, the problems of current interpretation method are analyzed and an improvement method is presented. 依据浅层折射法静校正的原理和解释方法,分析目前在使用的浅层折射法静校正解释方法中存在的问题,提出了改进其解释精度的方法。
- comprehensive refraction static correction 综合折射静校正
- Green Hill refraction static correction 绿山折射静校正
- THE APPLICATION OF REFRACTION STATIC CORRECTION UNDER COMPLEX SURFACE CONDITIONS 复杂地表条件下折射静校正技术的应用
- Selection of Replacement Velocities of Refraction Static Correction in Hangjinqi Block of North Hubei Province 鄂北杭锦旗区块折射静校正替代速度的选择
- Keywords refraction static correction;pseudo 3-D;delay time;mis-tie;near surface model;Green-mountain sortware; 折射波静校正;伪三维;延迟时;闭合差;近地表模型;
- refraction static correction 折射静校正
- Authors put forward an effective method which achieves long-wavelength static correction by deriving the low-velocity layer structure from refraction first breaks. 提出一种利用折射初至反演低速带的结构来进行长波长静校正的有效方法。
- The paper introduces a new method of refraction tomographic inversion static correction, which can properly calculate the statics resulted from complex near surface conditions. 摘要折射层析反演静校正能够较好地解决复杂近地表引起的静校正量问题。
- The static correction method of converted P-SV waves is always a problem in converted wave processing. 摘要P-SV转换波静校正一直是转换波处理中的一个难题。
- In mountain, desert and Gobi areas, the hypsography is serious and static correction is an ill-posed prob1em. 摘要在山地、沙漠和戈壁等地区，地形起伏严重、风化层变化剧烈，静校正问题非常严重。
- In the mountainous coalmine area for complicated-surface,the correct big moveout static correction is an important step of processing 3D seimic's data. 山地煤矿采区地形条件复杂,正确进行大时差静校正是处理好三维地震勘探资料的重要一环。
- The tomographic inversion of the surface layer velocity model with the first break is the important base of the tomographic static correction. 初至波表层速度模型层析反演是层析静校正的重要基础。
- It is no need for CRS stack that starts from rugged topography to do static correction and data redatuming can be easily realized. 基于起伏地表的CRS叠加不需要先对原始数据做静校正，而且得到叠加结果后可以很容易地实现基准面重建。
- In addition, the thickness and velocity of the subweathered zone have great changes laterally, making the static correction very difficult. 此外，该区低、降速层厚度和速度横向变化剧烈，静校正问题突出，为此，开展了有针对性的处理方法研究。
- The results have been used to guide the pickup of first breaks and to construct initial velocity model for refraction statics. 在折射静校正处理中应针对不同地貌特徵建立初至拾取原则和初始速度模型，以确保折射静校正结果的准确可靠。
- Picking first arrival is the base of refraction statics, and it is often difficult to do with many data in the northwest area of China. 然而,这些地区的地震记录中,初至波却常常受到各种干扰的影响,使得其波形发生畸变,从而导致初至拾取不准确。
- The theory and practice prove that this method has overstepped the signification of normal static correction and it pertains to the variable-time static correction. 理论和实际应用证明，该方法已超越常规静校正的含义，属时变校正方法。
- initial refraction static calibration 初至折射静校正
