hanging alluvial fan 中文意思是什麼

hanging alluvial fan 解釋
懸沖積扇
  • hanging : n 1 懸掛，懸吊。2 弔死，絞刑。3 〈 pl 〉 懸掛物（如簾子，帷帳，壁紙；工作吊架等）。4 斜坡，傾斜。...
  • alluvial : adj. 【地質學；地理學】沖積的。 alluvial deposits 沖積物。 alluvial gold 沙金。n. 沖積土[層，礦床]，淤積土。
  • fan : n 1 扇子；風扇，鼓風機。2 簸箕；揚谷機；（風車的）定風翼；【航空】螺旋槳，螺旋槳葉片。3 扇狀物（...
  1. The study area is composed of sandstone & conglomerate reservoir of alluvial fan & fan delta, which belong to sha3 lower member and sha4 upper member of lower tertiary of yong " an town oilfield in dongying depression. the target stataum develops in the hanging wall of the synsedimentary fault in the scarp zone of dongying depression. the frequently intense movements result in the variation of sandstone and conglomerate reservoir and the evolution of the time and space of sha3 lower member and sha4 upper member in yong " an town oilfield

    研究區是東營凹陷永安鎮油田沙三下段、沙四上段的沖積扇和扇三角洲砂礫巖體，目的層發育在東營凹陷陡坡帶同生斷層的下降盤，因斷層多期強烈活動，導致永安鎮油田沙三下段、沙四上段的砂礫巖體成因類型多，時空演化變化大，在扇根一帶小層對比難度大，給油田開發帶來很大的難題，在這種背景下進行流動單元研究難度更大。
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