地幔交代作用 meaning in English
mantle metasomatism
Examples
- The trace element compositions and sr - nd isotopes suggest that the upper mantle beneath the studied area were subjected to multiple episodes of metasomatism , probably by small melt fractions derived from the asthenospheric mantle
微量元素和sr - nd同位素特征表明该区上地幔经历了多期地幔交代作用，交代介质可能是源自软流圈的小体积熔体。