中文摘要：

水面无人艇（Unmanned Surface Vessel, USV）近年来受到国内外越来越多的关注。介绍国内外USV的最新进展和成果，重点是 USV 的控制方式、动力机构、自动避碰技术及路径优化和未来技术发展。针对我国内河环境展望了USV在航道数据测量和海事巡航方面的应用前景。

英文摘要：

achievement of USV is introduced. Control manner, actuating unit, automatic collision avoidance, route optimization, and future technology development of USV are elaborated. Based on inland river environment in China, the prospect of USV application in the measure and cruise of channel data is investigated.