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This indicates that volcanism in the Yaiba Formation took place in the Middle Jurassic Bajocian Stage and proves that the early Middle Jurassic was an important stage in the formation of the Neo Tethys ocean basin. 表明叶巴组的火山活动发生在中侏罗世巴柔期，中侏罗早期是新特提斯（Neo?Tethys）洋盆形成的重要阶段。
The Early to Middle Jurassic Shuixigou Group in Turpan-Hami basin is a series of coal measure strata with a thickness of 2000m. 摘要吐哈盆地中下侏罗统水西沟群是一套厚达2000m的河沼-湖沼相煤系地层，其中的煤岩及暗色泥岩是已发现油气藏的主要源岩。
The Upper Triassic ,Lower and Middle Jurassic loos... 找矿目的层是上三叠统和下、中侏罗统的疏松砂岩层。
The outcropped rocks are the Middle Jurassic Buqu Fm. 经对比 ,古油藏油气主要来源于下侏罗统烃源岩。
The early to middle Jurassic coal-bearing deposition is mainly consisted of fluvial or lakeshore,estuarine delta facies,lacustrine facies and slough facies. 蔚县煤田早中侏罗世含煤沉积,主要由河流或湖滨河口三角洲相、湖泊相、泥沼相组成。
kweichouensis Assemblage is collected from the Kezilenuer Formation and the lower part of Qiakemake Formation, indicating an earlier Middle Jurassic age, probably ranging from Aalenian to Bajocian. kweichouensis组合产于克孜勒努尔组和恰克马克组下部,时代为中侏罗世早期,可能主要为阿林期至巴柔期;
The supercontinent of Pangea began to break apart in the Middle Jurassic. 一亿五千二百万年前：泛大陆裂解分离中侏罗纪时期，泛大陆全面裂解。
The basin was fromed during Late Permian Epoch, its period of full bloom of expanding and depression being Early and Middle Jurassic System when incoalation envorinment was most favorable. 吐鲁番-哈密盆地形成于晚二叠世,早、中侏罗世是盆地扩张坳陷全盛时期,此期盆地成煤条件最好。
The transitional period is between the middle Jurassic and the early Cretaceous and represents a tectonic transition from proto-Asia tectonic tract (PATT) to circum-Pacific tectonic tract (RPTT). 古亚洲域向环太平洋域的转换时期在中侏罗-早白垩世之间。
A compressional tectonic setting occurs in the early episode of Middle Jurassic, which is characterized mainly by occurrence of piedmont thrust-compressional basins and thrusts at basinal margin. 中侏罗世初期为挤压环境，形成的主要地质要素是山前冲断收缩盆地及盆地边缘的逆冲断裂。
Ginkgo sibirica (Heer) Seward was usually seen in the Lower and Middle Jurassic, It is rare in the Lower Cretaceous, the present record shows it can also survive in the Early Cretaceous. 总之，这些新发现和新记录对探讨银杏类和茨康类各属种的地质地理分布和演化具有重要意义。
The opening paragraph invokes a vision of England in the early Middle Ages. 头一段的引言描绘出中世纪前期的英格兰景象。
The physical properties of Middle Jurassic reservoir are influenced by the lithologic characters of sandstone. 砂岩的岩性特征对储集层的物理性质具有明显的影响作用。
The greatest historian of the early Middle Ages was an English monk named Bede. 中世纪早期最著名的历史学家是英国僧侣比德。
Pangea Begins to Rift Apart The supercontinent of Pangea began to break apart in the Middle Jurassic. 侏罗纪早期，中南亚开始形成。
Determination of three Middle Jurassic lake coastal zones by trace fossils in Ta ibei sag, Turpan basin, Northwest China. 根据遗迹化石确定台北凹陷中侏罗世湖岸带。
Abstract: Rock properties of Middle Jurassic reservoir in Taibei sag of Tuha basin have been studied by means of the casting thin sections and scanning electron microscope. 文摘:根据岩石铸体薄片和扫描电镜观察资料，分析了吐哈盆地台北凹陷中侏罗统储集层的岩性特征。
During the early Middle Ages in Europe various stringed instruments were played with a bow. 在中世纪早期，欧洲也有许多种用弓来演奏的弦乐器。
Non-marine bivalve Ferganoconcha is widely distributed in the Lower and Middle Jurassic of Northern China, Central Asia, Siberia and Ural regions. Ferganoconcha是广泛分布于我国北部、中亚、西伯利亚和乌拉尔地区下、中侏罗统的一类非海相双壳类。
The Middle Jurassic of Mohe Basin includes Xiufeng Formation, Ershierzhan Formation, Emuer River Formation and Kaikukang Formation. 漠河盆地中侏罗统包括绣峰组、二十二站组、额木尔河组和开库康组。