Beach profile data for the Elwha River Delta, 2019-04-14

Shoreline topography data were collected using GNSS survey methods, with a differential GPS, typically an AshTech ProMark 200 RTK-DGPS system connected to the Washington State...

本数据集的岸线地形数据通过全球导航卫星系统（GNSS）测量方法采集，配套使用差分GPS设备，典型配置为连接至华盛顿州……的阿什泰克（AshTech）ProMark 200型实时动态差分GPS（RTK-DGPS）系统。