basalt-porphyry
常見例句
- Basalt is the commonest volcanic rock.
玄武巖是最普通的火山巖。 - A porphyry copper orebody has been discovered.
淺部驗證坑道已獲斑巖型細脈浸染狀銅礦體。 - A lot of copper deposits lie in the basalt.
期間分布銅礦床(點)多處。 - Basalt is needed to surface a road or to build a break water.
需要用玄武巖來鋪設(shè)路面或修防洪堤。 - A dark igneous porphyry embedded with feldspar crystals.
暗玢巖嵌有長石晶體的黑色火成斑巖 - They are columnar basalt boulders on Nanding Island.
它們就是南碇島上的玄武巖柱狀節(jié)理。 返回 basalt-porphyry