板塊隱沒的問題 - 地球科學討論
By Anthony
at 2008-03-27T15:09
at 2008-03-27T15:09
Table of Contents
請問板塊隱沒的問題
假設有a b兩海洋板塊
碰撞後呈現 a ) b 的弧形構造
有辦法從弧形得知 a b何者比較老所以比較重嗎
eg:因為a向凸 所以a比較重 故比較老?
還是說要是實際隱沒而定 就是弧形並無法作為隱沒方向的判斷 謝謝
eg:就是圖形雖然是 a ) b
但是a隱沒b或b隱沒a都有可能
謝謝
--
假設有a b兩海洋板塊
碰撞後呈現 a ) b 的弧形構造
有辦法從弧形得知 a b何者比較老所以比較重嗎
eg:因為a向凸 所以a比較重 故比較老?
還是說要是實際隱沒而定 就是弧形並無法作為隱沒方向的判斷 謝謝
eg:就是圖形雖然是 a ) b
但是a隱沒b或b隱沒a都有可能
謝謝
--
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