法国首次从潜艇发射升级版核导弹

法国周二首次从潜艇上试射了其M51战略弹道导弹的升级版。

原文标题：France fires upgraded nuclear-capable missile from submarine for first time

信源：Defense News ｜ 阅读原文

France test-fired an upgraded version of its M51 strategic ballistic missile from a submarine for the first time on Tuesday.

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