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- Taconic orogeny(晚奧陶世)太康造山運動
- 浙江江山晚奧陶世濁積岩系特徵及浙西濁積扇模式的探討CHARACTERISTICS OF THE LATE ORDOVICIAN TURBIDITE SERIES IN JIANGSHAN,ZHEJIANG WITH DISCUSSION ON THE WEST ZHEJIANG TURBIDITE FAN MODEL
- 峽區晚奧陶世地球化學異常與奧陶系-志留系之交環境變遷LATE ORDOVICIAN CHEMICAL ANOMALY AND THE ENVIRONMENTAL CHANGES ACROSS THE ORDOVICIAN-SILURIAN BOUNDARY IN YANGTZE GORGES
- 中晚奧陶世Middle-Late Ordovician
- 陝西富平晚奧陶世放射蟲化石The Late Ordovician Radiolaria from Fuping of Shaanxi province, China
- 晚奧陶世Upper Ordovician
- 邯邢地區中奧陶統蒸發岩特徵及其對內生鐵(硫)礦床的控制FEATURES OF THE MIDDLE ORDOVICIAN EVAPORITES AND ITS CONTROL OVER THE ENDOGENIC IRON(SULFUR)DEFOSITS IN HAN-XING DISTRICT,HEBEI
- 奧陶系富集Au;Enrichment of Au during the Ordovician period;
- 奧陶系油藏Ordovician reservoir
- 早奧陶世Lower Ordovician
- 下古生界包括寒武系和下、中奧陶統,主要由海相碳酸鹽岩構成。The Lower Palaeozoic group mainly includes Cambrian, medial and lower Ordovician, which are marine carbonate in the district.
- 上奧陶統-下志留統Upper Ordovician-Lower Silurian
- 中奧陶世Middle Ordovician
- 上寒武統一下奧陶統Upper Cambrian-Lower Ordovician
- 上奧陶統一下志留統Upper Ordovician- Lower Silurian
- 鄂爾多斯奧陶紀古構造PALAEOTECTONICS OF ORDOVICIAN IN ORDOS
- 奧陶系石灰岩含水層鑽孔boreholes in aquifer of Ordovician limestone
- 浙江龍游奧陶紀筆石地層ORDOVICIAN GRAPTOLITE BEDS OF LONGYOU, CHEKIANG
- 奧陶紀腫筆石類筆石的研究A Study of Ordovician Genus Oncograptus
- 阿爾金山地區奧陶紀頭足類ORDOVICIAN CEPHALOPODS FROM MT. ALTUN AREA, N. W. CHINA