英语词源
- felsic (adj.)
- 1912, from feldspar + silica + -ic.
权威例句
- 1. Felsic gneiss is the most widely distributed rock type in Archean metamorphic complex areas.
- 长英质片麻岩是太古宙变质杂岩区最主要的岩石类型.
- 2. The Archeozoic metamorphic rocks in Sanjia, eastern Hebei are dividedinto supracrustal rocks, felsic gneisses and granitoids.
- 将冀东三家地区太古宙变质岩系分为上壳岩 、 长英质片麻岩和花岗岩三类,并对各岩类的地质地球化学特征及演化进行了阐述.
- 3. Both the eclogite and the felsic gneiss have not undergone the same high - pressure metamorphic event.
- 榴辉岩的主体围岩是长英质片麻岩,它与榴辉岩不是相同高压变质作用的产物.