This paper introduces a four points anchor mooring positioning system which improves the original Japanese design of the same system.

介绍一个四点锚泊定位系统，是对原日本设计的四点锚泊定位系统的改进设计。

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This paper introduces a four points anchor mooring positioning system which improves the original Japanese design of the same system.

介绍一个四点锚泊定位系统，是对原日本设计的四点锚泊定位系统的改进设计。

youdao