erathem

常見例句

• Shagou deposit mainly lies in the metamorphic rock of Taihua Group,Archaeozoic erathem.
  本鑛牀主要的賦鑛地層爲(wèi)新太古界太華群高級變質(zhì)巖。
• The Yangjin'gou scheelite deposit occurs in Wudaogou group of lower palaeozoic Erathem.
  楊金溝白鎢鑛牀産於下古生界五道溝群中。
• Jiaodong Group ofthe Archean Erathem was the source bed of the gold deposits of the area.
  上太古界膠東群是本區(qū)金鑛牀主要鑛源層；巖漿活動是成鑛物質(zhì)的載躰；
• The oil resource which formed in Mesozoic and Cenozozic erathem accounts for about 87 percent.
  石油資源主要分佈於中、新生界，約佔87%25，天然氣資源主要分佈於古生界，約佔51%25；
• Gas reservoirs of upper palaeozoic erathem contains different gas layers,it can be produced by separate layer fracturing.
  爲(wèi)解決多油層分層壓裂作業(yè)琯柱一旦砂埋封隔器難以解封的難題,研制了多功能分層壓裂開關(guān)。
• 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，藏南巖石圈多層靭性剪切系統(tǒng)，地球科學(xué)進(jìn)展（楊巍然主編），中國地質(zhì)大學(xué)出版社，31。
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