English translation for "lower ordovician"

下奥陶纪
早奥陶世

Related Translations:

ordovician:  n.【地质学；地理学】奥陶纪；奥陶系；〔the O-〕奥陶时期；奥陶纪层。adj.【地质学；地理学】奥陶纪[系]的。

ordovician period:  奥陶纪

ordovician system:  奥陶系

pre ordovician:  奥陶纪前

middle ordovician:  中奥陶世

upper ordovician:  上奥陶统晚奥陶世

premedial ordovician:  中奥陶世前的

late ordovician epoch:  晚奥陶世

upper ordovician series:  上奥陶统

Example Sentences:

	1.	The lower palaeozoic group mainly includes cambrian , medial and lower ordovician , which are marine carbonate in the district 下古生界包括寒武系和下、中奥陶统，主要由海相碳酸盐岩构成。
	2.	The causes are discussed from aspects of oil - gas source beds , trapping and storing space , oil - gas migration channel and thick proofing layers , oil - gas maturity stage and allocation of effective trapping stage , suggesting the searching of primary oil - gas pool of the cambrian and lower ordovician at the relatively shallow layers and surrounding places with faults developed 从油气源层、圈闭与储集空间、油气运移通道与巨厚隔层、油气成熟期与圈闭有效期配置等四个方面探讨了未获油气之原因，提示在满加尔坳陷腹地，相对较浅部位及周边断裂发育部位寻找寒武系和下奥陶统的原生油气藏。

Similar Words：

"lower order path overhead monitor lpom" English translation, "lower order path termination lpt" English translation, "lower order path unequipped" English translation, "lower orders" English translation, "lower ordinate set" English translation, "lower orifice" English translation, "lower orifices" English translation, "lower outer casing" English translation, "lower outer quadrant" English translation, "lower outer quadrant of breast" English translation