Distance between ROV and sea ice from ROV survey PS122/2_21-125 on 2020-01-25...

The distance between a remotely operated vehicle (ROV) and the sea-ice underside was measured by a single-beam upward-looking acoustic sonar altimeter (Tritech PA500) attached...遥控水下机器人（Remotely Operated Vehicle, ROV）与海冰下表面之间的距离，由一台搭载的单波束向上指向式声学声呐高度计（single-beam upward-looking acoustic sonar altimeter, Tritech PA500）完成了测量。