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- The Yangjin'gou scheelite deposit occurs in Wudaogou group of lower palaeozoic Erathem. 杨金沟白钨矿床产于下古生界五道沟群中。
- Gas reservoirs of upper palaeozoic erathem contains different gas layers,it can be produced by separate layer fracturing. 为解决多油层分层压裂作业管柱一旦砂埋封隔器难以解封的难题,研制了多功能分层压裂开关。
- Li Dewei,1992,Detachment faults and stratiform ore deposits of upper Palaeozoic Erathem in the Middle-lower Yangtze Valley,China(abstract),ISDSEMR. 李德威，1992，藏南岩石圈多层韧性剪切系统，地球科学进展（杨巍然主编），中国地质大学出版社，31。
- Changqing natural gas field belongs to low-permeability gas field.Gas reservoirs of upper palaeozoic erathem contains different gas layers,it can be produced by separate layer fracturing. 长庆气田属低渗气田 ,上古气藏含有不同层系 ,需进行分层压裂改造才能投产。
- Keywords The vitrinite-like reflectance;Thermal matrurity;Algnite;Low Palaeozoic erathem;Source rock.; 关键词镜状体反射率;热成熟度;藻类体;早古生代;烃源岩;
- Keywords Changqing;Upper palaeozoic erathem;Low perm eability sand;Hydraulic fracturing;Discharge fluid technology.; 长庆;上古生界;低渗砂岩;水力压裂;排液技术;
- Keywords Vitrinite Reflectance（Ro）;Suppression;Correction;Upper palaeozoic Erathem;hydrocarbon source Rock;Organic Petrology; 镜质组反射率;抑制;校正;上古生界;烃源岩;有机岩石学;
- My professor studies flora of the Palaeozoic Era. 我的教授研究古生代的植物群。
- Palaeozoic Erathem 古生界
- My professor studies floraof the Palaeozoic Era. 我的教授研究古生代的植物群。
- Migration of gas in Upper Palaeozoic Group, Middle Ordos basin. 鄂尔多斯盆地中部上古生界天然气运移特征分析
- Many carbonate masses older than Middle Palaeozoic are of dolomite rather than calcite. 中古生代以前的许多碳酸盐类矿物是白云石而不是方解石。
- Shagou deposit mainly lies in the metamorphic rock of Taihua Group,Archaeozoic erathem. 本矿床主要的赋矿地层为新太古界太华群高级变质岩。
- Mercator might be used by a geologist mapping current directions in Palaeozoic sediment. 地质学家可用麦卡托投影来绘制古生界沉积中的水流方向。
- Jiaodong Group ofthe Archean Erathem was the source bed of the gold deposits of the area. 上太古界胶东群是本区金矿床主要矿源层；岩浆活动是成矿物质的载体；
- The target strata in Yulin gas field lie in the bottom of Shanxi Formation of Permian, Upper Palaeozoic. 摘要榆林气田目的层系位于上古生界二叠系山西组底部。
- Mrecator might be used by a geologist mapping current directions in palaeozoic sediments. 地质学家可用麦卡托投影来绘制古生界沉积的水流方向。
- The oil resource which formed in Mesozoic and Cenozozic erathem accounts for about 87 percent. 石油资源主要分布于中、新生界，约占87%25，天然气资源主要分布于古生界，约占51%25；
- The Miaogou boron deposit occurs in granulitite of Liaohe group,lower proterozoic erathem,locating at Daxicha village,Kuandian town,Liaoning. 辽宁宽甸大西岔乡庙沟硼矿赋存于下元古界辽河群含硼变粒岩层位。
- The Lower Palaeozoic group mainly includes Cambrian, medial and lower Ordovician, which are marine carbonate in the district. 下古生界包括寒武系和下、中奥陶统，主要由海相碳酸盐岩构成。
