the carboniferous period信息详情
石炭纪
carboniferous period───石炭纪
carboniferous period facts───石炭纪事实
carboniferous───adj.石炭纪的，石炭系的；n.石炭纪，石炭层
carboniferous forest───石炭纪森林
the period of───……时期
period───n.周期，期间；时期；一段时间；经期；课时；句点，句号；adj.某一时代的
carboniferous era───石炭纪
carboniferous pdf───石炭纪pdf
carboniferous spiders───石炭纪蜘蛛
Besides, we also find that there are magma thermal actions during the Carboniferous period and early Permian period.───此外，还发现有早期(石炭纪—二叠纪)岩浆热力作用事件。
Much of the petroleum we use today began some 200 million years ago in the Carboniferous Period.───我们今天使用的很多石油都起至200万年前的石炭纪。
The Carboniferous period saw the appearance of the first extensive forests on Earth.───石炭纪时期，看到出现的第一广泛的森林在地球上。
This eventually resulted in the oxygen-rich atmosphere of the Carboniferous period around 340 to 280 million years ago.───这导致在距今2.8到3.4亿年前的石炭纪大气中的氧气几近饱和。
cone-bearing gymnosperms dating from the Carboniferous period;───产生于石炭纪的有球果的裸子植物；
We do know that most coal fields began life as swamps about 300 million years ago in the Carboniferous period.
Most coal fields began life as swamps about 300 million years ago in the Carboniferous period.
The new research is focused on the Carboniferous Period, when the supercontinent of Pangea was covered in tropical rainforests ruled by reptiles.
This eventually resulted in the oxygen-rich atmosphere of the Carboniferous period around 340 to 280 million years ago.
The Carboniferous period saw the appearance of the first extensive forests on Earth.
According to space distribution of the sedimentary facies, Longhuo ancient platform was an isolated one, surrounded with troughs in the Carboniferous period.
There are great bifurcations as yet on the structural environment and on the evolution of the Xingmeng Paleozoic orogenic belt in Southeast Inner Mongolia during the Carboniferous Period.
The last of the six periods of the Paleozoic era , it follows the Carboniferous period.
Much of the petroleum we use today began some 200 million years ago in the Carboniferous Period.