【摘要】 本文根据调查资料,结合研究开发及应用经验,着重介绍国内、外单船拖网网板的使用和研究开发现状,比较不同类型网板的结构型式和作业特点,并对6种具有代表性拖网网板的水动力性能进行对比分析,同时根据国内、外拖网网板的发展趋势,提出今后网板研究、开发的几点看法。更多还原

【Abstract】 base on our investigating data and the experience of the application of trawl otter board,we mainly introduced the use and the study status of trawl otter board at home and abroad. The different structure types of trawl otter boards and their operating characteristics were compared in the paper,especially the hydrodynamic characteristics of 6 typical boards. Here,we also put forward some suggestions of the study and use of trawl otter boards according to their domestic and external developing trends.更多还原