Geochemistry and stratigraphy on sediment cores from Leg198 and Leg 208

The first complete cyclic sedimentary successions for the early Paleogene from drilling multiple holes have been retrieved during two ODP expeditions: Leg 198 (Shatsky Rise, NW...通过两次大洋钻探计划（Ocean Drilling Program，ODP）航次的多孔钻探，科研人员已获取古近纪早期（early Paleogene）首个完整的旋回沉积层序（cyclic sedimentary successions）序列；其中第198航次（Leg 198）的作业区域位于Shatsky海山（Shatsky Rise）西北部，原文后续内容未完整给出。