Shapefile of Processed ship-based Navigation Data acquired during the Maurice Ewing expedition EW9004 (1990)

This data set was acquired with a ship-based Navigation system during Maurice Ewing expedition EW9004 conducted in 1990 (Chief Scientist: Dr. Alexander Shor). These data files are of Shapefile format and include Navigation data and were processed after data collection. Data were acquired as part of the project(s): U.S. Naval Oceanographic Office Survey, and funding was provided by NSF grant(s): JOI-X-XX and N00014-89-J-1842.本数据集采集自1990年开展的莫里斯·尤因（Maurice Ewing）航次EW9004，数据由船载导航系统（ship-based Navigation system）获取，本次航次的首席科学家为亚历山大·肖尔（Alexander Shor）博士。本次数据文件采用形状文件（Shapefile）格式，包含导航数据，且已在数据采集完成后完成预处理。本数据采集工作隶属于美国海军海洋局勘测项目，研究经费由美国国家科学基金会（NSF）的JOI-X-XX与N00014-89-J-1842两项拨款资助。