youshashan中文是什么意思

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There are fine local cap formations existing in upper and lower youshashan formation of jurassic system
侏罗系，下油砂山组，上油砂山组存在较好的局部盖层。
The sealing capacity is better with two sets of area cap rock and several sets of regional cap rock . the most important regional cap rocks of the northern qaidam basin are the mudstones of upper and lower ganchaigou formation . the mudstones of upper youshashan formation are the local cap rocks for the upper secondary reservoir
7 、通过综合分析认为，柴北缘发育下干柴沟组( e _ 3 ~ 1 、 e _ 3 ~ 2顶)和上干柴沟组n _ 1两套区域盖层，其余几套局部发育优质盖层，显示该区具有较好的油气保存条件。
The good reservoir facies are braided stream and braided delta in alaer area , fan - delta in arhati area and lake - floor fan in shizigou - ganchaigou area . all of these areas are the main targets for oil exploration , it has discovered that there is an important unconformity between upper youshashan and lower youshashan formation of tertiary , on which there are a large amount of erosion and long time of depositional hiatues
在上述研究的基础上，对区内油气勘探的有利区带进行了预测，指出阿拉尔北东辫状河三角洲相带、阿哈提南东扇三角洲相带和狮子沟一干柴沟湖底扇相带为区内有利的储集相带，是今后勘探的主要目标。