The oxygen isotype method was used to test the hydrothermal chimney and sulfide samples collected from the Mariana Island Arc, the Mariana Trough, the Okinawa Trough and the Galapagos Rift.

• 使用氧同位素方法 ,测试了西太平洋马里亚纳岛弧、马里亚纳海槽、冲绳海槽和东太平洋加拉帕戈斯裂谷的海底热液烟囱和硫化物全岩样品。