Her withdrawal from the contest was a tactical manoeuvre.

她退出比赛是一个战术策略。

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This paper introduces briefly the historic background tactical and technical parameters of the kurst the russian nuclear submarine sunk in a millitary manoeuvre at the barents sea this year.

本文概要叙述了今年在巴伦支海演习中沉没的俄罗斯“库尔斯克“号核潜艇的历史、术技术资料。

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