更多petrography例句

1. Petrography and laboratory psychology were among the new sciences fostered by the new university.
2. Petrog′lyphy, the art of writing on rocks or stones; Petrog′rapher, a student of petrography.
3. The publication of this scheme may be said to mark the beginning of scientific petrography.
4. Thus from mineralogy and petrography it contains information regarding the origin and subsequent mutations of minerals and rocks.
5. A more general name sometimes employed is that of Petrography.