adj.半远洋的
Seismic facies show that the sedimentation is governed by hemipelagic sediments and/or turbidite deposits. 上部斜坡发育许多水下切蚀沟，显示以侵蚀作用为主；
It is shown from the analysis results that(1) the sediments from the sea area east of the Ryukyu Islands are geochemically characterized by hemipelagic deposits; 结果表明:(1)琉球群岛以东海域沉积物具有半深海沉积物的地球化学特征;
hemipelagic sediment 半远洋沉积
hemipelagic deposit 近海沉积,半远洋沉积
