Four fundamental methods are introduced,namely well temperature,ground potential survey,microearthquake and radioactivity isotope,which were used to monitor the fracture geometry of fractured coalbed methane wells in North China.
介绍了井温测试法、放射性同位素法、大地电位测试法和微地震测试法监测煤层水力压裂裂缝的基本原理。
A new method for high resolution remote sensing image rectification and geodetic location is proposed.
通过这种金字塔结构的中间分辨率过渡,解决了最高分辨率与最低分辨率影像间对应特征很少的问题,实现了最高分辨率影像的纠正和大地定位。
The serious crisis of Russia in 1855 was a setback Russia encountered in its way of pursuing hegemony and the status of great power.
18 5 5年的国内外严重危机 ,是俄国在追求大国地位及霸权的道路上遭遇的第一次最为严重的挫折。
A low resistance electrical connection between conducting structures such as racks and metal cable sheaths, made in order to keep them at the same potential, usually that of the earth.
导电构件间的一种低阻电连接,如机箱和金属电缆壳之间,以使其保持相同电位,通常为大地电位。
Issues Concerning RTVU s Political and Ideological Work;
电大思想政治工作的地位、任务和途径
Application of Well-Ground Potential Image in Daqing Oil Field
井地电位成像技术在大庆油田的应用
Best to Grope for the Characteristic of Parochial University by Relying on Water and Electricity Status;
依托水电地位,探索地方性大学的办学特色
A large conducting body, such as the earth or an electric circuit connected to the earth, used as an arbitrary zero of potential.
接地大面积导体，如地面或与地面连结的电路，用做任意零电位
Earth surface potential distribution of HVDC operation under monopole ground return mode
高压直流输电单极大地方式运行时地表电位分布规律
ROLE AND POSITION OF DAM SAFETY MONITORING IN HYDROPOWER CONSTRUCTION IN CHINA
大坝安全监测在我国水电建设中的作用和地位
Analysis of the role and strategic position of hydropower development in the main stream of Dadu River
大渡河干流水电开发的战略地位及作用分析
The Analysis of Development and Status in Agricultural Vocational Education of CRTVU;
中央电大在农业职业教育中的地位与发展探析
radiolocation land station
无线电定位陆地电台
Joint Inversion of Apparent Resistivities and Impedance Phase from Magnetotelluric Sounding Data;
大地电磁测深视电阻率与阻抗相位联合反演研究
The Role of Radio and Television Universities in the Popularization of Higher Education in China;
中国高等教育大众化发展进程中电大的地位和作用
surface-based radiopositioning system
地基无线电定位系统
The electromagnetic force becomes dominant.
电磁力处于支配地位。
Role of Shenxigou Hydropower Station in Sichuan Economic Advance and Dadu River Development
深溪沟水电站在四川经济发展及大渡河开发中的地位和作用分析
The Acquisition Driver of Marine Magnetotelluric Instrument Visual Design on Personnel Computers;
海底大地电磁仪采集驱动程序的上位机可视化设计
TV University Library s Position and Role in Open Education;
浅谈电大图书馆在远程开放教育中的地位与作用
Position and role of Longtan Hydropower Project in the Great Western Development Strategy;
龙滩水电站工程在西部大开发战略中的地位和作用
