海槽玄武岩构造环境属于过渡洋中脊玄武岩 （张性 ）与岛弧玄武岩 （压性 ）之间 ，代表的仍是海槽早期的岩浆活动。
The tectonic settings of the basalts are transitional between MORB (tensile) and IAB (compressive), still representing the earlier stage of magma activities in the Okinawa Trough.
作者认为，投在洋中脊玄武岩区域的玄武岩绝大多数并非来自大洋中脊环境。
The author indicates that all areas of the tectonic setting determined by basalt discri…
作者认为，投在洋中脊玄武岩区域的玄武岩绝大多数并非来自大洋中脊环境。
The author indicates that all areas of the tectonic setting determined by basalt discri…
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