We had the best choir in the area and there were also several rock strata visible on the walls which made teaching geology far more interesting.
洞壁上可以看到好几种岩层，用这个教地理生动有趣。而且我们不需要生物课本，我们的山洞学校里每天都能看到蝙蝠、蜥蜴。
In Xi 'an area, because the groundwater has excessively been exploited, the press-dense effect of strata appears so that the ground subsides and the gravity value increases sharply.
西安地区由于过量开采地下水，引起地层压密效应，造成地面急剧下沉与重力值急剧增加。
There exist four layers of volcanic rocks in Sinian and Cambrian strata of Kuruktag area, Xinjiang.
在新疆库鲁克塔格地区的震旦纪和寒武纪沉积岩地层中，分布有四层火山岩。
The nature of graptolite fauna, the correlation of the graptolite-bearing strata with that in other area and the Cambrian-Ordovician boundary are also discussed.
本文还对笔石动物群的性质进行了分析，与邻区和国外相当地层进行了对比，并讨论了本区寒武系与奥陶系界线。
Paleogravel bed around Nanjing city is one of primary Cenozoic strata in Nanjing area.
南京附近的古砾石层是该地区新生代重要地层之一。
The exploration targets include the Toutunhe Formation and the above strata, the shallow - burial area toward northeast of Dong 2 well, and the early - formed abnormal pressure belts.
头屯河组及其以上地层、董2井北东埋藏较浅地区和早期形成的异常高压带为勘探的有利目标。
Providing experience for rising strata regularity recognition in carbonate area.
为提高碳酸盐岩地区地层规律性认识提供了经验。
There are large areas of emergence of a suit of epimetamorphic series in northeast Jiangxi area and this suit of strata has a controversial age because of lacking of reliable fossil data.
赣东北地区大面积出露一套浅变质岩系，该套地层由于缺乏可靠的化石资料，其时代归属一直存在很大的争议。
The strata discovered firstly in Huang-Hetu area are of indicative significance for basic research, such as division of geotectonics and strata.
由于该套地层在黄哈吐地区为首次发现，对大地构造及地层区划等基础地质的研究有着重要意义。
Applying small scale strata units tracking and correlation method, the middle to small strata units of the Jurassic middle cycles in the studied area has been tracked and correlated in this paper.
本文采用小尺度地层单元的等时追踪对比方法，对研究区侏罗系中相当于中期旋回层序中的中、小层尺度地层单元进行了等时追踪对比。
On the basis of lithological characters and electricity of volcanic rock, the volcanic rocks in Permian strata in Mid-Tarim area were divided into distinct units of lava cell and lava group.
根据火山岩的岩性及电性特征，对塔里木盆地中部(简称塔中)地区下二叠统火山岩地层进行了划分与对比。
The strata in Devonian period of Shuangwang area was divided in detail, going by new mapping theory and method of the regional geological survey.
本文采用新的区调填图理论和方法，详细划分了双王地区的泥盆纪地层，论述了岩相古地理特征。
The exploration in new series of strata and new area of Bohaiwan Basin is concisely reviewed and the petroleum geological conditions are analyzed.
回顾渤海湾盆地新层系新领域勘探简况，分析了新层系新领域的石油地质条件。
The strata in Devonian period of Shuangwang area was divided in detail, going by new mapping theory and method of the regional geological survey.
本文采用新的区调填图理论和方法，详细划分了双王地区的泥盆纪地层，论述了岩相古地理特征。
Generally, the elements in strata do not show a whole impoverishment, so the strata do not provide any material to form the layered ore deposits in Tongling area.
地层中元素整体贫化的现象很少，说明铜陵地区的层状矿床或层控矿床的物质来源主要不是来自地层。
The Quaternary strata are widespread in Ali area, and the water-containing nature of each deposit is different because of the difference of cause of formation, the southern is better than northern.
阿里地区第四系地层广泛分布，各种沉积物因成因类型不同而含水性有很大差别，南部含水性较北部好。
The Dongying area is located on the Yellow River delta, and the strata in the area are mainly composed of the quaternary recently deposited soil and commonly deposited soil.
东营地区地处黄河三角洲，其地层主要由第四纪新近沉积土和一般沉积土构成。
Miocene formations (better: strata) are well-exposed in this area.
本区具有出露良好的中新世地层。
As a result of correlation with the strata of the neighbouring area, TheShilu Group is known as the deposit of Carboniferous, and the SanlingshanFormation should be formed in Permian.
与邻区地层对比的结果，石碌群的时代属石炭纪，三棱山组的时代应属二迭纪。
While the electrode potential logging has relatively obvious reflection to those coal and strata thereby makes up for deficiency from other logging electrical property parameters in the mining area.
而电极电位测井方法，对该类煤岩层的反映特征比较明显，从而弥补了该矿区测井电性参数曲线的不足。
There are 13 groups of strata in the city planning area, including limestone, lava, sandstone, shale.
城建区地层复杂，出露了晚元古代以来13个组的地层，还有侵入岩和火山碎屑岩出露。
The facts show that the Sinian-Cambrian metamorphic rocks in the area is not just a simple monoclinal stratum, bat the complex folded strata with limited thickness of each layer.
讨论推知：政和石屯附近所见的震旦-寒武纪变质岩地层不是“巨厚的单斜层”，而是单层厚度十分有限的变杂褶皱地层。
It is well known that Changsha Pingjiang basin of Cretaceous red strata is an area short of water.
长(沙)—平(江)白垩系红层盆地，公认为贫水地区。
Based on the features of geomorphology and strata in the crossing area, the Nubia sandstone is selected to be the surrounding rock.
根据穿越处地貌及地层特性决定将努比亚砂岩作为定向钻穿越的围岩。
The succession, division and correlation of these strata are studied with lithostratigraphy, biostratigraphy and isotopic geochronology methods and by the combination of of point, line and area.
采取点、线、面相结合， 岩石地层学、 生物地层学和同位素年代学相结合的工作方法，研究了这套地层的层序、划分和对比问题；
In view of random movement and deformation of rock strata, also considering the interaction of ground-foundation-building, a building in mining area is analyzed by using this method.
并利用该方法，针对岩层随机移动变形作用，考虑地基基础上部结构的共同作用，对矿区建筑物进行分析。
Sedimentary strata in this area mainly consist of Neogene continental strata and Marine strata.
区内沉积盖层主要为新近系的陆相和海相地层。
The stability of tunnel in mining-coal induced subsidence area is a complicated problem because of the influence of tunnel excavation and strata displacement induced by mining.
采煤塌陷区隧洞围岩稳定性，既受隧洞自身开挖的影响，又受洞下采煤引起地层移动的影响，是一个极其复杂的问题。
Strata physical nature is good for geophysical prospecting in lqe coalfield, there are less interference in the area, while the spontaneous potential curve anomalies are clearly reflected.
鱼卡煤田地层物性条件较好，区内干扰较小，自然电位曲线异常反映比较明显。
Strata physical nature is good for geophysical prospecting in lqe coalfield, there are less interference in the area, while the spontaneous potential curve anomalies are clearly reflected.
鱼卡煤田地层物性条件较好，区内干扰较小，自然电位曲线异常反映比较明显。
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