Distance between ROV and sea ice from ROV survey PS122/5_59-269 on 2020-08-25...

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...借助一台附着的单波束朝上式声学声呐高度计（Tritech PA500），对遥控水下机器人（Remotely Operated Vehicle，ROV）与海冰下表面之间的距离进行了测量。