precambrian geology
常见例句
- Precambrian geology is one of the major research fields of earth sciences.
前寒武紀地質學是地球科學的主要研究領域之一。 - In resent decades the important progress on Precambrian geology research in northwest China bas been reviewed.
廻顧了我所近十多年來對西北區前寒武紀地質研究工作所取得的重要進展。 返回 precambrian geology