Middle Ordovician

基本解釋

• 中奧陶世

英漢例句

雙語(yǔ)例句

• The material source of the Carboniferous karst type bauxite in North China mainly came from the underlying Late Cambrian—Middle Ordovician carbonate rock.
  華北石炭紀(jì)巖溶型鋁土礦的主要物質(zhì)來(lái)源為下伏的晚寒武世—中奧陶世碳酸鹽巖。
• From the suture line towards the north, an andesite line along Sharburti Mountain was the volcanic island arc developed from middle Ordovician to middle-late Silurian.
  由縫合線向北，沙爾布爾提山安山巖線是中奧陶世至中、晚志留世發(fā)育起來(lái)的火山島弧。
• In the period from Middle Ordovician to Devonian, the central and southern Ningxia area is the back-arc foreland basin in the north continental side of North Qilianshan orogen.
  寧夏中南部地區(qū)在中奧陶世至泥盆紀(jì)是作為北祁連造山帶北側(cè)的弧后前陸盆地靠大陸一側(cè)而存在的；

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詞組短語(yǔ)

短語(yǔ)

• middle -upper ordovician 上奧陶統(tǒng)
• Middle -Lower Ordovician carbonate rocks 中下奧陶統(tǒng)碳酸鹽巖
• Middle Cambrian -Early Ordovician 中寒武世
• middle ordovician -lower carboniferous 中奧陶統(tǒng)
• Cambrian -Middle Ordovician 寒武紀(jì)

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專業(yè)釋義

地球科學(xué)

• 中奧陶世
• 中奧陶統(tǒng)