瞬变电磁法的观测结果受多种因素的影响。
The TEM observation voltage is influenced by various factors.
瞬变电磁法是目前寻找水源的最好方法之一。
Transient electromagnetic methods is one of thebest means to find water currently.
三维地质体的正演是瞬变电磁法研究的一个热点。
Three dimensional geologic body forward is a highlight of TEM study.
与此同时，对瞬变电磁法技术的要求也越来越高。
In the meanwhile, the technical requirement to the TEM is higher and higher.
目前在频率域电磁法中常常采用远区视电阻率定义。
At present, the far-zone apparent resistivity definition is usually used in the frequency domain electromagnetic methods.
瞬变电磁法是目前工程勘察中应用较广的物探工作方法。
Large loop TEMS is one method, used widely in engineering prospecting.
简要叙述了甚低频电磁法的方法技术，并以山城金矿为例。
This paper briefly discusses the very low frequency (VLF) electromagnetic technique and takes Shancheng gold mine for example.
多频发射技术是主动源电磁法提高工作效率的重要手段之一。
Multi - frequency transmitting technology is one of the most important measures to improve efficiency for active electromagnetic method.
利用电磁法探查城市老管道的走向和埋深是一种可行的方法。
The electromagnetic method is an available means to detect the trend and depth of old civil underground pipelines.
瞬变电磁法对于施工区地表有较强的适应能力，工作效率较高。
The transient electromagnetic method has a stronger adaptability to the surface of construction area, with a higher effectivity.
可控源音频大地电磁法为矿区提供了矿化层和构造的重要信息。
The CSAMT data provided important information about the mineralized layers and structures in the study area.
在煤矿深部高压水害隐患探测中，井下电磁法发挥着独到的作用。
In the detection of deep high-pressure water hazard of coal mine, down-hole electromagnetic method plays a unique role.
采空区地层有其独特的地电特征，可以利用瞬变电磁法进行探测。
Coal mine gob has its unique geo-electrical identity, so it can be detected using TEM.
与其它电探方法相比，利用瞬变电磁法进行地下水勘查具有明显优势。
The applications effect of Groundwater exploration by using TEM is better than other electric prospecting methods.
瞬变电磁法在工程、水文及金属矿产勘探等方面正日益得到广泛的应用。
Transient electromagnetic method increasingly has been applied in the fields of engineering, hydrology and metallic mineral exploration.
利用瞬变电磁法在煤矿井下独头巷道开展了超前探测含水构造的试验研究。
It is researched that the bore-hole transient electromagnetic method is applied to detect the water-bearing structures in advanced face of underground coal mines.
针对地下管道的不同情况，详细介绍了各种电磁法的探测方法和具体应用。
The different electromagnetic detection methods and their applications are given according to the category of buried pipelines.
为了查清该地下灌排系统的存在及其构造，采用地球物理电磁法进行了探测。
In order to identify out the existence of the system and its structure, the geophysical electromagnetic technique is applied to detect and position the underground system.
实现瞬变电磁对地下介质的成像是提高瞬变电磁法探测精度的有效途径之一。
To realize TEM imaging is a good way of improving the transient electromagnetic method prospecting precision.
矿井瞬变电磁测量在煤矿井下巷道中进行，干扰因素有别于地面瞬变电磁法。
When transient electromagnetic method for mine is used underground, its influence factors are different from that on surface.
全空间电磁场扩散速度计算的准确性，直接影响矿井瞬变电磁法探测结果的精度。
The calculation accuracy of diffusion speed in whole-space electromagnetic field affects directly the interpretative precision of TEM survey in underground coal mines.
瞬变电磁法(TEM)作为积水采空区的一种探测手段，有着独特优势和显著效果。
Transient electromagnetic method (TEM) has special advantage and evident result as an approach for detection of water-accumulating gob.
本文重点介绍了瞬变电磁法技术在有色地质系统金属矿产勘查中的进展及应用效果。
This paper mainly reports the progression and application effect of the transient electromagnetic method used in nonferrous metallic mineral exploration.
实践证明，瞬变电磁法是探测金属矿体、小窑采空区等地质异常体的一种有效手段。
Practices demonstrate that the method is an effective means to detect geologic anomaly bodies of metal ore body and small mine gob area.
甚低频电磁法(VLF - EM)，具有仪器轻便、方法简单、经济高效等优点。
The very low frequency electromagnetic method (VLF-EM) has such advantages as portable instrument, simple method, economical and high efficiency.
瞬变电磁法对低阻充水断层、充泥充水溶洞、充水充泥破碎带等不良地质体反映灵敏。
The new method is sensitive to the unfavorable geologic bodies filled with water or mud such as faults, caves and zones of rock fracture.
用扇形探测技术代替了常规的测量方法以提高矿井瞬变电磁法超前探测资料的解释精度。
Sector detection technology was used to enhance the explanation accuracy of mine transient electromagnetic method in advanced detection instead of conventional survey.
在大多数勘查地球物理电磁法的应用中，利用长导线源克服天然场干扰问题是非常必要的。
It's indispensable to use the long wire source to overcome the interference of the natural source in most of the electromagnetic methods of exploration geophysics.
瞬变电磁法在矿产资源等勘查领域已广泛应用，成为寻找铜多金属硫化物矿床的重要方法。
As an important geophysical tool, the transient electromagnetic method (TEM) has been widely used for exploration of Cu-polymetallic sulfide deposits.
瞬变电磁法在矿产资源等勘查领域已广泛应用，成为寻找铜多金属硫化物矿床的重要方法。
As an important geophysical tool, the transient electromagnetic method (TEM) has been widely used for exploration of Cu-polymetallic sulfide deposits.
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