【摘 要】
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Pumice, the most widely distributed volcanic rock in Okinawa Trough, is loose and porous. Since its formation, it has definitely suffered from the denudation of
【机 构】
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KeyLaboratoryofSubmarineGeosciencesandProspectionofMinistryofEducation
【基金项目】
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We are grateful to editors and three anonymous reviewers.Their thorough reviews and constructive commentssignificantly improved and clarified this article. This researchproject was financially support