基于微小型水下机器人的导航需求，结合水下机器人应用环境的特点，在既定的元器件与处理芯片基础上，提出了水下组合导航算法的设计原则-Miniature underwater robot navigation needs, combined with the characteristics of the underwater robot application environment, established on the basis of the components and processing chip, the design principles of underwater navigation algorithm