Selection of ground current, comparison of isolation level and consideration of protective device in the resistance ground system are presented.
介绍了电阻接地系统中，接地电流的选取，绝缘水平比较，保护配置方面的考虑。
2
The paper describes two methods of comparison of ship deep water resistance: (1) direct method of comparison and (2) comparison with "Standard Series" model resistance charts.
本文首先简单地介绍了深水阻力的两种比较方法即（1）直接比较法和（2）通过与标准船型的阻力性能比较。
3
The paper presents an analysis and comparison on the resistance characteristics of a 2 000 TEU container ship by using the ways of experience method, spectrum method and numerical calculation.