The siliceous rock zone in Yantong mountain area, central Jilin Province, is the key region for studying the paleo-Asian ocean tectonic evolution.
吉林中部烟筒山地区的硅质岩带是研究古亚洲洋构造演化的一个关键地区。
The paper has introduced a method of broken rock zone detecting and explaining by seismic technique.
简要介绍了利用地震波进行巷道围岩松动圈测试与解析的原理和方法技术。
The wet grinder machine is mainly applied in foundation treatment field, and accorded with the grouting demand in rock zone with microcrack.
水泥湿磨机主要应用于基础灌浆处理领域，适用于微裂隙发育的区域灌浆。
Based on the detection principle of ground penetrating radar, this paper analyses the feasibility of detecting fractured rock zone in mine roadway with the radar.
在简述地质雷达探测原理的基础上，分析了巷道围岩松动圈雷达探测的可行性。
The further exploration in the area should select favorable local structures around the source rock zone on a basis of depositional environment studies of Es_1 Member.
大中旺地区进一步勘探应在沙一段沉积环境研究基础上，围绕烃源岩分布范围，选择存在特殊岩性段的有利局部构造进行。
The results show that the probability distribution characteristic of the vertical permeability coefficient in fissured rock zone is much close to the log-normal distribution.
结果表明，同正态分布和均匀分布相比，裂隙岩体地区的垂向渗透系数更接近对数正态分布。
The result shows that the ground penetrating radar can be used to detect the fractured rock zone in mine roadway and the result can be used to design anchor support in the roadway .
结果表明，采用地质雷达探测巷道围岩松动圈是可行的，可以用于指导巷道围岩的锚杆支护设计。
Based on many years research of broken rock zone the paper describes roadway support theory, classification of rocks in the loose rock zone and mechanism of rock-bolting and shotcreting.
基于多年对围岩松动圈的研究成果，本文提出并论述了松动圈支护理论、松动圈围岩分类方法和锚喷支护机理三个问题。
Based on many years research of broken rock zone the paper describes roadway support theory, classification of rocks in the loose rock zone and mechanism of rock-bolting and shotcreting.
基于多年对围岩松动圈的研究成果，本文提出并论述了松动圈支护理论、松动圈围岩分类方法和锚喷支护机理三个问题。
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