1) near-surface investigation
表层调查
1.
Research of the near-surface investigation based on GRM;
基于广义相遇法的表层调查
2.
Taking the variable near-surface conditions and gigantic gravel interval in piedmont zone into account, fine near-surface investigation was conducted.
针对天山南部地区复杂地表条件下的三维地震资料采集,采用了多种类型震源激发、优选激发点位、逐点设计井深、动态观测系统施工和利用卫星遥感数据进行辅助设计等有效手段;对于多类型地表以及山前巨厚砾石沉积区域,开展了综合多种方法的精细表层调查;针对静校正问题,采用了地表模型静校正和初至波静校正相结合的静校正技术,提高了静校正的精度。
2) surface survey
表层调查
1.
Application of electric logging and resistivity method in surface survey in complex areas;
电测井和电阻率法在表层调查中的应用
2.
Based on the analysis of the merits and demerits of the existed surface survey methods, this paper presents a reflection profile technique called as "extended image method", which can minimize a majority of the defects in conventional surface survey and improve w.
表层调查可以查清近地表层的基本构造形态及速度分布,为中、深层石油勘探、开发地震资料处理提供可靠的静校正数据。
3.
Fully using a priori surface information from surface survey and combining with first break of refraction in production shot,the paper calculates more precious velocity and thickness of near surface layers vertically and laterally,builds up regional reasonable surface model in th.
该方法充分利用表层调查资料等先验信息 ,结合生产炮的折射波初至 ,求取纵向与横向上更精确的近地表各层的速度与厚度 ,建立全区合理的表层模型 ,最终求取高质量的静校正量。
4) near-surface survey
表层调查
1.
Study on near-surface survey by 3-component(3-C) shallow refraction;
三分量小折射表层调查研究
2.
Using ordinary near-surface survey and static corrections can t thoroughly solve the issue of "middle to long wavelength static corrections" because of large variation of thickness and velocity of piedmont near-surface fluvial fans.
由于山前地表冲积扇的厚度和速度变化较大,利用传统的表层调查和静校正方法计算无法彻底解决“中长波长静校正量”问题。
5) Near-surface Structure Survey
表层结构调查
1.
Near-surface Structure Survey and Static Correction Method of Thrust Belt at the Southern Edge of Zhunger Basin;
准噶尔盆地南缘山前带表层结构调查及静校正
6) subtle near surface survey
精细表层调查
补充资料：L2工业纯铝360℃热轧板表层纵向组织
L2工业纯铝360℃热轧板表层纵向组织
L2工业纯铝360。0热轧板表层纵向组织
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条