查询词典 Jurassic

During the Late Jurassic, quartzitic sandstones came from stable passive continental margin.

藏南古错地区早白垩世以出现一套火山岩屑砂岩为特征。

Based on the detailed study of this section, a proposal is put forward that a boundary is drawn between the base of the Lower Jurassic Xiangxi Formation marked by conglomerate or grey-white quartzose sandstone and the underlying Triassic.

秭归盆地香溪组是著名的华南下侏罗统典型岩石地层单位之一，但随着三峡大坝的建成及库区水位的提高，其层型地点和选型剖面都将被淹没，因而推荐位于库区警戒水位之上的泄滩罗家沟剖面为香溪组替代新层型剖面。

From late Jurassic-early Cretaceous to late Cretaceous, the magmatic activities decrease and the compositions of magmas change from shoshonitic and rhyolitic to alkaline basaltic.

从晚侏罗世—早白垩世早期到晚白垩世，中国东部岩浆作用明显减弱，岩浆成分从钾玄质和流纹质向碱性玄武质转变。

The regional geologic structure is complex. The rock mass is mainly composed of Jurassic sandrock and conglomerate.

其坝址区区域地质构造复杂，分布侏罗系中统河湖相沉积的厚层砂岩。

From the research of the kerogen carbon isotopes of the coal-measure strata in some basins of China (the Carbo-Permian in the Ordos basin, the Triassic in the Sichuan basin, the Jurassic in the Jungar basin and Turpan-Hami basin, the Tertiary in the Yingqong basin) it can be indicated that the Type Ⅲ kerogen has a wide δ〓C range from -21. 2‰ to -27. 6‰, averaging -25‰, which is more enriched in 〓C than sapropel and mixed kerogens.

对我国一些含煤盆地（陕甘宁石碳－二叠、四川三叠系、准噶尔侏罗系、吐哈侏罗系、莺琼盆地第三系）的煤系地层干酪根碳同位素研究表明，煤系地层的干酪根碳同位素组成δ〓C值分布范围为－21.2～－27.6‰，说明其变化范围较宽，平均值为－25‰左右，相对腐泥型干酪根和混合型干酪根较明显地富重碳同位素。

And oil of Jurassic in Longkou-1 Well is originated from hypersaline and anoxic reducing Cambrian-Lower Ordovician sapropelic source rocks.

华英参1井侏罗系和塔东2井寒武系原油与龙口1井的原油为同一油源，均处于成熟阶段。

Omeisaurus（Saurischia,Sauropoda,Euhelopodidae）,Late Jurassic,up to 15m

峨嵋龙（蜥臀目，蜥脚类，盘足龙科），侏罗纪晚期，体长最长达到15米。

Dilophosaurus（Saurischia,Theropoda,Ceratosauria,Coelophysoidea）,Early Jurassic,6-7m

双脊龙（蜥臀目，兽脚类，角鼻龙类，腔骨龙类），侏罗纪早期，体长6-7米。

Scelidosaurus,Early Jurassic,2-3m

棱背龙，侏罗纪早期，体长2-3米。

Remember the spellbinding first glimpse of the living dinosaurs in Jurassic Park ?

还记得在侏罗纪公园中看到活着的恐龙的迷人的第一瞥吗？

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷