| 释义 |
petrographic, a.|pɛtrəʊˈgræfɪk|
[f. as petrography + -ic.]
Of or pertaining to petrography. petrographic province: see province 6 b.
1864in Webster. 1875tr. Schmidt's Desc. & Darw. 73 The petrographic character of the oolitic strata. 1892Nation (N.Y.) 22 Dec. 474/3 Neglect of petrographic methods by the members of the Pennsylvania Survey. |