positive stability criteria

In this paper,the design of a shallow water 2 000 HP multi-purpose tug is illustrated the application of NAPA software in designing ship lines,building up ship model and creating the macroinstruction of stability criteria.

以2000HP浅吃水多用途工作船的设计为例,介绍了应用NAPA软件设计型线、建立模型和编写相关稳性衡准的宏命令的方法。