sand sediment trap 中文意思是什麼
sand sediment trap
解釋
沉沙槽-
Near the faulty step - break, low stand system developed, and some sediment system distribute broad, such as alluvial fan, low stand wedge, low stand fan, and so on. the sand body can form not only the trap of dying out upward and sand lens, but also fault - iithology trap. the study shows that fault - lithology trap is most important trap style in study area especially sha - 3 formation
斷階坡折附近是低水位體系域發育的重要場所,常發育沖積扇、沖蝕作用的下切河道以及低水位楔狀體、低水位扇體等沉積體系,這些砂體不僅具有形成上傾尖滅或砂巖透鏡體圈閉的條件,而且可形成斷層?巖性圈閉。 -
Many times structure movements of huanhua basin result in many times water progradation and retrogradation. cycle sediment in portrait and stratum lapout & denudation in plane and vary of different types sand body are resulted in sediment process. it provides better condition for subtle trap
研究表明,黃驊坳陷構造運動的多期性形成多次水進水退,在沉積上產生了縱向的多旋迴性和平面上的地層超覆與剝蝕以及不同類型砂體的變化,為隱蔽油氣藏的形成提供了良好條件,盆地中區是隱蔽油氣藏較為集中的分佈區。
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