格拉內湖 的英文怎麼說
中文拼音 [gélānèihú]
格拉內湖
英文
granet lake-
The sedimentary formation can be summarized as rift bay filling sequence, epicontinental sea filling sequence, offshore debris lake basin sequence and inner continental lake basin sequence. a framework of sequence stratigraphy for the upper palaeozic strata is established in the area. the helan aulacogen of upper carboniferous in the west margin of ordos can be divided into 12 sequences, and most of the upper palaeozoic strata in the area can be divided into 15 sequences
本文對研究區內上古生界進行了層序地層學探討,將本區沉積建造概括為裂陷海灣充填層序、陸表海充填層序、近岸碎屑湖盆層序和內陸湖盆層序,建立了研究區上古生界層序地層學格架,西緣賀蘭拗拉槽上石炭統劃分為12個層序,本區大部分地區上古生界可劃分出15個層序,並全面地概括了層序演化各階段的具體特徵。The main work this paper do are these like below : ( 1 ) this paper reviewed and summarized the development and actuality of bank in china, induced the variety of bank ' s disease and the measure of judge etc. ( 2 ) introduced and studied fast lagrangian analysis of continua. flac3d is a three - dimensional explicit finite - difference program. uing this program, obtained the three - dimensional settlements of huxi bank and analyzed the tention area and the cut - off area. the result shows that there are a lot of andscape orientation cracks and portrait cracks in the bank. these cracks bring some disadvantage influence to slope stabilization and seepage of bank
主要內容如下: ( 1 )回顧總結我國堤防發展的基本狀況及運行現狀,對堤防病害的種類及評判方法進行歸納。 ( 2 )對三維快速拉格郎日有限差分法進行了深入研究,並運用此理論對地下采動的結構和過程進行了數值模擬,對湖西大堤姚橋礦段由於地下採煤而引起的不均勻沉降進行了計算,得出堤體及其周圍地基的三維位移場,分析了由於不均勻沉降而產生的拉應力區和剪切破壞區域。
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