It is very important to mine safe exploitation, gas drawing and predict of coal and gas outburst that adsorption characteristics of coal to gas in geophysical field are studied.
研究含瓦斯煤层所处的地球物理场对煤瓦斯吸附特性的影响,对煤矿安全开采、煤瓦斯的抽放利用以及煤瓦斯突出的预测预报具有重要意义。
So the local anomaly of geophysical field and remote sensing structure are of important signs for ore prospecting evaluation.
这些遥感构造和地球物理场中的局部异常,是进一步找矿评价的重要标志。
The paper firstly put forward the energy indication of geophysical field of gas outburst in accordance with the mechanically destroyed process of gas outburst and the maximum shearing stress theory.
针对瓦斯突出力学破坏过程,采用最大剪切应力理论首次提出了瓦斯突出地球物理场的能量标志。
Characteristics of geological structure, geophysical field and seismic activity of the Bohai Sea and its vicinity are analysed and studied.
对渤海及周围地区地质构造、地球物理场特征及地震活动特征进行了分析和研究。