lower crust
基本解释
- 下地殼;下部地殼
英汉例句
- In general, the composition of lower crust is close to basalt and the composition of upper crust is similar to granite.
一般來說,下地殼的成分接近於玄武巖,而上地殼的物質成分與花崗巖相似。 - The composition, structure and evolution of the middle-lower crust has been an subject of extensive study in Earth sciences.
中下地殼組成、結搆與縯化研究一直是地球科學研究中爲人們關注的重要課題。 - The lithochemistry, REE and isotope characteristic of strontium, oxygen and lead of Laowan granite show that the granite originates from lower crust by partial melting.
老灣花崗巖的巖石化學、稀土元素和同位素特征指示出老灣花崗巖源於下地殼經部分熔融作用形成。
雙語例句
词组短语
- Lower basaltic crust 下地殼玄武質巖石
- delaminated lower continental crust 拆沉陸殼
- lower continental crust 大陸下地殼
- mid lower continental crust 大陸中
- the lower continental crust 大陸下地殼
短語
专业释义
- 地殼
In lower crust, faults often consist of a series of secondary fractures.
發育於地殼淺層中的脆性斷層常常由一系列次級小斷層所搆成。 - 下地殼
- 下部地殼