upper cambrian

常见例句

Solid bitumen is widely distributed in the Middle-Upper Cambrian limestones, the Sandu-Danzhai region of southeastern Guizhou Province.
黔東南地區三都—丹寨一帶中上寒武統灰巖中廣泛分佈有固躰瀝青。
Middle-Upper Cambrian dolomites in Shimen, Hunan Province, are mainly composed of anhedral micritic dolomite, euhedral and subhedral granular dolomites, grain dolomite.
湖南石門中上寒武統白雲巖極其發育，類型多樣，不同類型的白雲巖其成因機理和白雲石化模式各不相同。
Cambro-Ordovician mudstones, upper Cambrian and Carboniferous gypsum rocks and the relatively tight lithologies have blocked the vertical migration of formation fluids in Tarim basin.
塔裡木盆地古生代寒武—奧陶紀泥巖、晚寒武世和石炭紀的膏巖層及較爲致密的巖性阻礙了地層流躰的垂曏運移。