palaeozoic era

基本解釋

The Palaeozoic was also the era when fishes, amphibians and reptiles appeared.
在古生代，魚類、兩棲動(dòng)物、爬行動(dòng)物也開始出現(xiàn)。
Weathering crust was developed in Majiagou Formation of lower Palaeozoic era, in the south front of Fugu Area, Ordos Basin.
鄂爾多斯盆地南緣富古地區(qū)下古生界馬家溝組風(fēng)化殼發(fā)育，儲(chǔ)集空間類型復(fù)雜。
In the research area, the coal series in late Palaeozoic era were mainly formed from epeiric sea - coastal plain environment.
研究區(qū)晚古生代含煤巖系主要形成于陸表?！０镀皆h(huán)境中。