pegmatite mineral 中文意思是什麼
pegmatite mineral
解釋
偉晶巖礦物-
The pegmatite nb - ta mineral veins were controlled by a group of horizontal tenso - shear axial - direction fault - fissure systems in the nne direction folding structures
鈮鉭偉晶巖礦脈受控于nne向褶皺構造的一組近水平張扭性軸向裂隙系。
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