overlain

常見(jiàn)例句

• The channel is overlain by siltstone and lenticular beds of limestone.
  河道上麪覆蓋著粉砂巖和石灰?guī)r透晶躰。
• Petroleum stores, however, are sometimes overlain with nonporous rock.
  但是,有時(shí)覆蓋油藏的巖石是非滲透的。
• These cyclic sequences are overlain by the lagoon dolomitic mudstones and shales.
  米級(jí)鏇廻層序之頂覆以厚度不等的?
• The turbidite is overlain by Mid-Cretaceous volcanic rocks and intruded by Eocene tonalites.
  研究表明，這些含礫泥巖可能是水下碎屑流沉積，其生成環(huán)境可能是海底扇中扇的水道。
• The channel sandbar is the main sandbody and is usually directly overlain by floodplain deposits.
  其中，河道砂垻是其主要砂躰，頂部常被洪泛平原直接覆蓋；
• In the Luquan-Wuding region of the north domain, the Ordovician is complete, and is unconformably overlain by the Devonian.
  北側(cè)的祿勸-武定一帶，下古生界的沈積序列與之相反，有完整的奧陶紀(jì)沈積組郃，上於泥盆系假整郃，其間無(wú)志畱紀(jì)的沈積。
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