In the past ,focal point of the work is on rock thickness and lithology and combination and so on of macroscopic aquiclude characteristics.

煤層底板隔水層隔水能力是影響帶壓開采安全性的重要因素,。

Hydrogeological conditions of underground Baimiao Coal Mine are introduced,focusing on different aquifers,aquicludes,main geological structures and their relations.

闡明了白廟礦礦井水文地質(zhì)條件,重點(diǎn)介紹了各含水層,、隔水層的情況,、主要的地質(zhì)構(gòu)造及相互之間的聯(lián)系,分析了礦井開采的突水可能性,為礦井水防治工作奠定了基礎(chǔ),。

Through conventional rock thin section microscopic examination and modern scanning electron microscopic examination,X-ray diffraction and differential thermal analyses carried out integration testing of rock structure,texture and mineral composition of confining beds between No.

通過采用傳統(tǒng)的巖石薄片顯微鑒定和現(xiàn)代化掃描,、透視電子顯微鏡,、X射線衍射分析、差熱分析等方法對(duì)9煤至奧灰間隔水層巖石的結(jié)構(gòu),、構(gòu)造,、礦物成分進(jìn)行了綜合測試,微觀研究表明,區(qū)內(nèi)9煤至奧灰間地層中鋁含量較高,隔水層中泥質(zhì)巖粘土礦物主要以葉臘石、伊利石、高嶺石為主,大部分巖石遇水后穩(wěn)定,無崩解現(xiàn)象,。

Exploration result demonstrated that owing to the existing of confining beds,salty and fresh groundwater.

勘探結(jié)果表明,由于隔水層的作用,使咸水層和淡水層的地層水得以獨(dú)立存在,。

There are 4 aquifers and 3 confining beds in the area.

區(qū)內(nèi)含、隔水層組成復(fù)雜,由四個(gè)含水層和三個(gè)隔水層組成,。

Simulating test on the subsidence law of subsurface water resisting layer upon shallow coalbed mining;

淺埋煤層開采隔水層位移規(guī)律相似模擬研究

On the basis of the investigation of the water bearing layers,moisture content, grain size,porosity and microstructure determination in loess profile at Yangwan village of Chang an county,the change of moisture and the distribution of the water bearing layers and water resisting layers,bearing water condition and correlation between them and Quaternary climate change are studied.

根據(jù)長安少陵塬楊灣黃土剖面含水層的調(diào)查,、含水量、孔隙度測定和粒度分析,研究了黃土含水層與隔水層的分布,、含水條件及其與第四紀(jì)氣候變化的關(guān)系,。