Beach profile data for the Elwha River Delta, 2014-05-19

Data were collected using GNSS survey methods, with a differential GPS operating in Real Time Kinematic (RTK) mode. Data from prior to 2013 were typically collected with a...

本数据集采用全球导航卫星系统（Global Navigation Satellite System, GNSS）测量方法采集，所用差分全球定位系统（Differential GPS, DGPS）运行于实时动态（Real Time Kinematic, RTK）模式。2013年之前的数据通常采用……采集。