deep-field observation

Study on the Anomaly Characteristics of Observation Data in Zhouzhi Deep Borehole before Wenchuan Earthquake

汶川地震前周至深井观测数据的异常特征

STUDY ON THE EFFECT OF THE WELL DEPTH FOR WATER LEVEL OBSERVATION

观测井深度与井水位地震监测效能的关系

New Progress in Multi-component Observation of Crustal Deformation in Deep Boreholes

地壳形变深井综合观测技术的新进展

deep propagation tool

深电磁波传播测井仪

double-channel echo well sounder

双通道回声井深测试仪

deep investigation focused induction device

深探聚焦感应测井仪

true vertical depth log

真垂直深度测井曲线

Application of Logging Traces in Deep Part Coal Supplementary Exploration in the Jinneng Coal Industrial Branch's Minefield

测井曲线在井田深部煤炭补充勘探中的应用

Early kick detection methods for deepwater drilling and its future development

深水钻井早期井涌检测方法及其未来趋势

A Prediction Model for Drilling Fluid ECD in High Temperature Deep Wells.

高温深井钻井液当量循环密度预测模型

Homes decorated with a hexagonal column wells, called mannose Well, unfathomable, water cooler Gan Lie.

院中有一口六角饰栏的水井，叫甘露井，深不可测，井水清凉甘洌。

Logs are plotted in depth,

测井曲线是按深度画出的。

Well Testing/Tubing Conveyed Perforating Technology of Deep Gas Well;

深层气井射孔测试联作工艺技术研究

The Study of Natural Gas Hydrate Formation during Deepwater Drilling;

深水钻井中天然气水合物预测的研究

Analysis on Deep Radioactivity Logging of Railway Tunnels as Well as Assessment

铁路隧道深孔放射性测井分析及评价

The Designing of Observing Zhangbei s Chief Mine s Headframe s Base s Subsidence and Deformation;

张北主井井架基础沉降及变形观测设计

Wellhead Equipment Reonstruction of the Liaogu-1 Well and Analysis of its Observation Effect

聊古1井井口装置改造及其观测效果分析

Study on Monitoring and Prediction of Seismicity and Rockburst in a Deep Mine;

深井矿山地震活动与岩爆监测及预测研究