ultrabasic

基本解釋

This may be up to 50km thick and comprises ultrabasic peridotite.
其厚度可達50公里并由超基性的橄欖巖所組成。
The ultrabasic rocks form a complex of large tectonic slices with intercalated slices of Sebakwian sedimentary rocks.
超基性巖與塞巴奎沉積巖巖片相間構成一巨大的構造巖片的雜巖體。
The ultrabasic bodies are generally concordant intrusions, with related feeder dikes.
超基性巖一般為具有補給巖墻的整合侵入體。
Many ultrabasic bodies in the orogenic association occur along strike faults, which gives a simulated concordant relationship.
與造山運動共生的許多超基性巖體沿著走向斷層出露，表現(xiàn)出假的整合關系。
The Parefin 4 chromite claims near the northern end of the Csardas thrust again indicate the eastward extension of the thinning ultrabasic sheet from Railway Block.
靠近薩達斯沖斷層北端的帕勒芬4鉻礦區(qū)又表明從鐵路段向東超基性巖席減薄的情況。