theart.那；这；这些；那些adv.（用于比较级前）更加；用于最高级前；(用于形容词、副词比较级前)越 ... 越 ...the media staff新闻从业人员

1. The Neogene Guantao and Minghuazhen Formations have long been the key horizons in the exploration and development of the Laoyemiao Oil Field,Nanpu depression.
   南堡凹陷老爷庙油田新近系馆陶组和明化镇组仍是目前勘探和开发的重点层段。