双语例句
- The Pennsylvanian Period.
宾夕法尼亚纪,宾夕法尼亚系
权威例句
The Pennsylvanian-Permian Vegetational Transition: A Terrestrial Analogue to the Onshore-Offshore HypothesisFirst fossil hagfish (myxinoidea): a record from the pennsylvanian of illinois.Origin of phosphatic black shale facies in Pennsylvanian cyclothems of Mid-Continent North AmericaSea-level curve for Pennsylvanian eustatic marine transgressive-regressive depositional cycles along midcontinent outcrop belt, Nort...Trace-element behavior and redox facies in core shales of Upper Pennsylvanian Kansas-type cyclothemsMeasuring Recurrence of Marine Biotic Gradients: A Case Study from the Pennsylvanian-Permian MidcontinentHigh-pressure methane and carbon dioxide adsorption on dry and moisture-equilibrated Pennsylvanian coalsThe controls on the major and trace element variation of shales, siltstones, and sandstones of Pennsylvanian-Permian age from uplift...The controls on the major and trace element variation of shales, siltstones, and sandstones of Pennsylvanian-Permian age from uplift...Relationship between inferred redox potential of the depositional environment and geochemistry of the Upper Pennsylvanian (Missouria...