本文主要包括了以下几个方面的内容：首先，介绍了水下作业机械手的特点和组成结构、分析了其工作原理。
The following parts are included in this thesis: Firstly, the characteristic and the structure of the underwater manipulator and its work principle are discussed.
论文的主要工作内容包括以下几个方面。
The main work and achievements of this paper are as follows.
应用推荐