查询词典 Permian

The quartz-monzonite porphyry intrusived in the Pre-Ordovician Songduo Group and Carboniferous-Permian Laigu Formation, unconformably covered by the volcanic rocks of Pana Formation.

石英二长斑岩侵入于前奥陶纪松多岩群和石炭-二叠系来姑组中，并被帕那组火山岩呈火山沉积不整合覆盖。

The coal-forming model s in late permian eporch in Guangxi are divided into "two classes and three types", the two classes are peat bog coal-forming model and peat flat coal-forming model , the three types are bog type, tidal flat type and peat flat type coal-forming model s.

广西晚二叠世成煤模式划分为"两类三型"，即泥炭沼泽成煤模式和泥炭坪成煤模式两类，沼泽型、潮坪型和泥炭坪型等三型。

The tectonic evolution of southern Junggar basin can be classified into seven stages: stage of intracontinental rift from middle Periman to late Late Carboniferous; stage of weak extension and peneplane from late Permian to early Triassic; stable depression stage in middle-late Triassic; maximal basin formation phase in the setting of weak extension in early-middle Jurassic; inactive depressed basin formation phase in thrust setting in middle-late Jurassic; stable depression stage in Cretaceous and Eogene; foreland depressed basin formation phase in thrust setting in Neocene and Quaternary.

准噶尔盆地南缘晚石炭世以来盆地构造演化可划分为七个演化阶段：晚石炭世—中二叠世陆内裂谷作用阶段；晚二叠世到早三叠世处于弱伸展-稳定坳陷作用阶段；中、晚三叠世准平原化作用阶段；早、中侏罗世为弱伸展背景下广盆形成阶段；中、晚侏罗世冲断背景下的坳陷盆地形成阶段；白垩纪到古近纪弱伸展背景下的稳定坳陷盆地形成阶段；新近纪—第四纪为冲断背景下的前陆坳陷盆地形成阶段。

The situation at the moment is not as bad as it was at the end of the Permian.

现在的情形还没有恶劣到达二叠纪晚期的境地。

The Earth experienced a massive shift in climate at the end of the Permian Era.

地球经历了在二叠纪时代的结束，在气候发生了巨大变化。

Plant fossils are abundant in the Late Permian strata and many genera and species can be identified.

这完全符合前人在研究区内植物大化石的研究上得出的结论。

The situation at the moment is not as bad as it wasat the end of the Permian.

情况还不像在二叠纪末期那样严重。

A similar tectonic style is evidenced for the Permian Basin as a whole.

类似的构造样式是休戚相关的二叠纪盆作为一个整体。

For some reason, most life on Earth died outabout 252 million years ago at the end of the Permian period.

由于某些原因，在25千万年前的二迭纪末地球上大部分生命消亡。

The Permian Period is an important period for geological evolution of the Tarim basin.

二叠纪是塔里木盆地演化的一个很重要阶段。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。