early proterozoic

常见例句

Wengquangou boron-iron deposit occurred within the rocks of Lieryu Formation in Liaohe Group, early Proterozoic.
翁泉溝硼鉄鑛牀賦存於早元古宙遼河群裡爾峪組。
The early Precambrian in Jilin province includes the Archaeozoic granite-greenstone belt, early Proterozoic Ji'an Group and mid Proterozoic Laoling Group .
吉林省早前寒武紀地質包括太古宙花崗—綠巖帶、早元古代集安群和中元古代老嶺群。
The Precambrian intrusive rocks in western Shandong area mainly fall into two parts:the Taishanian(Archean)and the Aolaishanian(early Proterozoic ) intrusive rocks.
魯西地區的前寒武紀侵入巖分爲太古代泰山期和早元古代傲徠山期二部分。