The results show that more information was received from the variation of s than from that of ground resistivity.
结果表明，地电阻率各向异性度(S)异常变化中的地震前兆信息量大于地电阻率异常变化中的地震前兆信息量。
Main factors to influence ground resistivity variation and characteristics of multi-years dynamic change are introduced.
叙述了地电阻率变化的主要影响因素和多年动态变化特征。
The subway can influence the observation of geomagnetism, geoelectric field and ground resistivity around it, but the influencing mechanism is not same.
地铁对周围地磁、地电场、地电阻率的观测都会产生影响，但影响的机理不尽相同。
This paper deals with the effectiveness of applying multi-source sounding array and tunnel-ground resistivity method in ChinaNews institute and Bawangfen subway station.
本文论述了应用多源排列电阻率测深法及坑道-地面电阻率法在北京中国新闻学院及八王坟地铁站所取得的良好成果。
We used the method of ground resistivity measurement to show the variation with time of the earth's electrical resistivity near the surface as the precursor of an earthquake.
观测地壳浅层电阻率随时间变化以寻找地震信息是地电阻率方法的目的。
The ground resistivity data measured at Gaoyou station, Jiangsu province are processed and analysized by using the differences energy and normalized monthly variation rate methods.
应用差分能量法和归一化月速率方法处理了江苏省高邮台的地电阻率观测资料。
Observe the electricity structure of underground medium and change over time in resistivity of ground.
地电阻率是观测地下介质电性结构随时间的变化。
Therefor, the soil resistivity of the substation is investigated; the features and the techno economical indexes of conducting concrete are analyzed, thus setting the scheme of the ground net.
为此，对变电站所在地的土壤进行了电阻率调查，分析了导电混凝土的特性及其技术经济指标，最终确定了地网方案。
Methods used have been gravity, ground and airborne magnetics, ground and airborne electromagnetics, IP/resistivity, downhole geophysical logging, and reflection seismic.
使用的物探方法有重力、地面和航空磁法、地面和航空电磁、IP／电阻率法、钻孔物探测井及地震反射。
This compact meter measures both surface resistivity and resistance to ground. It is giving simple repeatable measurement of conductive static dissipative and insulative surface.
表面电阻测试仪是一种测试物体表面电阻率和对地电阻的仪器，可进行简单可重复的导电性能、静电耗散、绝缘表面性能的测量。
Taking Xi′an ground fissures as an example, the effectiveness of resistivity method in surveying ground fissures and the depth of detection of DC electrical method are discussed.
以西安地裂缝为例，探讨了电阻率法勘察地裂缝的应用效果及直流电阻率法的勘探深度问题。
The difficulty in pipe-detecting is the non-metallic pipe When the use of ground penetrating radar can not achieve good results, we can use another high-tech-high-density resistivity.
管线探测的难点是在非金属管线，当采用地质雷达方法无法取得良好的成果时，可以采用高密度电阻率法这一高新技术。
The results indicate that the resistivity method is the most valid and convenient means in ground fissure detection in city.
结果表明，电阻率法是城市地裂缝勘察最有效最简便的方法。
Prom these values the apparent resistivity on the ground surface can be calculated.
由这些值可计算地表的视电阻率。
Solving the equation system, we can obtain the electric potential value on nodes. According to these value, the apparent resistivity on ground surface can be calculated.
解方程组，得各节点的电位值，由此可计算地表的视电阻率。
Solving the equation system, we can obtain the electric potential value on nodes. According to these value, the apparent resistivity on ground surface can be calculated.
解方程组，得各节点的电位值，由此可计算地表的视电阻率。
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