erathem

基本解释

• [地质]界

同根派生

英汉例句

• 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。
• 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。
• 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 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；
• 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。