English translation for "lower jurassic"
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- 下侏罗纪
Related Translations:
jurassic: adj.1. 【地质学；地理学】侏罗纪[系]的。2.〔口语〕古老的，历史悠久的。n.【地质学；地理学】侏罗纪[系](＝Jurassic period [system])。
- Example Sentences:
| 1. | Establishment of high - precision sequence framework of middle - lower jurassic in turpan sag
吐鲁番坳陷中下侏罗统高精度层序地层格架的建立 | | 2. | According to the drilling results , the middle - lower jurassic can be considered the main mesozoic source rock
钻井揭示，中下侏罗统为中生界主要烃源岩。 | | 3. | This is similar to the synchronous deposition of black shale in europe . during the lower toarcian , coincident with the peak of the lower jurassic transgression , highly bituminous shales were deposited in extensive parts of the european epicontine
这种有机碳异常富集的沉积层被描述为大洋缺氧事件（ oae ）的沉积，与白翌纪赛诺曼十仑期类似。 | | 4. | The result shows that a sequence boundary is identified inside member 2 of sangonghe formation of lower jurassic , which is characterized by lithology of scour surface and conglomerate and gravel bearing gritstone over it , and by well logs of abrupt contact
通过岩心、录井、测井、地震的综合研究发现，在下侏罗统三工河组二段内部可以识别出一个三级层序界面。 | | 5. | First of all , the substance foundation of low - rank coal cbm generation in the basin has been discussed according to the development of coal reservoir , coal petrography , coal properties , coal rank , coal genera , coal facies feature of lower jurassic badaowan formation ( jlb ) and middle jurassic xishanyao formation ( j2x )
首先，根据下侏罗统八道湾组( j _ 1b )和中侏罗统西山窑组( j _ 2x )煤储层发育、煤岩、煤质、煤级、煤类、煤相地质特征论述了本区低煤级煤层气生成的物质基础。 | | 6. | Three sets of source rocks had been formed juring the steady sinking of the basin . the first source rock , being clay and calcium clay stone in tiemulike formation of permian was formed in deep lake environment ; the second source rock , being clay stone in xiaoquangou group of middle to upper triassic was formed in the offshore and the shallow lake environment ; and the third source rock , being coal beds in badaowan formation of lower jurassic was formed in the lake - swamp environment . the first one is the most potential , since it has the biggest thickness , the highest organic matter abundance , high maturity and the highest hydrogen generating capacity
在盆地稳定沉降时期，相应地形成三套烃源岩，即上二叠统铁木里克组( p _ ( 2t ) )深湖、半深湖相泥岩、泥灰岩；中上三叠统小泉沟群( t _ ( 2 - 3xq ) )滨浅湖相泥岩及下侏罗统八道湾组( j _ ( 1b ) )湖沼相煤系地层。 |
- Similar Words：
- "lower jaw elevator" English translation, "lower jaw holder" English translation, "lower jaw pain" English translation, "lower joint space" English translation, "lower juba" English translation, "lower keel" English translation, "lower kelly cock" English translation, "lower key" English translation, "lower klamath lake" English translation, "lower knife slide" English translation
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