Woolly mammoths died out during the late quaternary period.
猛犸象在第四纪晚期灭绝了。
The Cenozoic era is composed of tertiary period followed by quaternary period.
新生代是由第三纪和第四纪组成的。
The Luannigou ore field riches with alluvial gold of Quaternary Period and is the favorable target for rock gold.
乱泥沟矿区第四系砂金矿产丰富，是寻找岩金的有利靶区。
Loess deposition is a special kind of dust-sediment that came into being under particular environments in quaternary period.
黄土是指第四纪时期特定环境条件下形成的一种特殊的土状沉积物。
Dayangshu Basin was in extensional setting in the Quaternary period, and a series of small extensional half-grabens were formed.
第四纪大杨树盆地具有伸展的特征，发育一系列小型伸展断陷。
The west branch fault has been of strongly active since the Quaternary period and its activity is of difference at different segements.
西支断裂第四纪以来活动强烈且具明显的差异性，东支断裂从晚第三纪末起已停止活动。
The new data have been provided for the lake evolution, the climate change, the paleogeographic changes and the divide Quaternary period.
为研究该区湖泊演化、气候变化、古地理变迁及第四系划分等提供了新资料。
Jiaxing area belongs to representative lacustrine plain zone. Its Quaternary period stratum has several evident sediment cycles "soft to hard".
嘉兴地区为典型的湖积平原，第四系地层具有多个明显“软-硬”交替的沉积旋回。
Therefore, the area is typical to study the environmental change of China, even of the globe since Quaternary Period, especially since the Holocene Epoch.
所以该地区是研究第四纪以来，特别是全新世以来中国及全球环境变化的典型地区。
H. Rotary used in conjunction with slurry pump can be used for the drilling of rock, slurry wall for loosen stratum of the Quaternary period and deep hole drilling in.
回转配用泥浆泵进行岩石钻进及第四纪松散地质层的泥浆护壁和深孔钻进。
The steady (subsidence) stage of the Quaternary was the period of biogas accumulation.
第四纪盆地稳定沉降阶段为生物气聚集成藏时期。
While, later rifting stage was divided two evolutionary stages which were from Guantao group to Ming-2 member and from Ming-1 member to Quaternary sedimentary period.
新近纪-第四纪的后裂陷阶段可分为二个演化阶段，即馆陶组-明二段和明一段-第四系沉积时期。
This paper is about studying all the layers of Lamadian oilfield from K 2n 2 to the Quaternary for finding the reserve during the middle to later period of development in the oilfield.
浅气层在喇嘛甸油田主要指嫩二段至第四系地层中的含气层段。
This paper is about studying all the layers of Lamadian oilfield from K 2n 2 to the Quaternary for finding the reserve during the middle to later period of development in the oilfield.
浅气层在喇嘛甸油田主要指嫩二段至第四系地层中的含气层段。
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