Changes

Atlanta級防空巡などに装備され、一部は夜戦の近距離砲撃戦でも使用されました。

Atlanta級防空巡などに装備され、一部は夜戦の近距離砲撃戦でも使用されました。

A dual-purpose gun developed and deployed by the United States that is capable of surface and anti-air combat.<br>

''A dual-purpose gun developed and deployed by the United States that is capable of surface and anti-air combat.''<br>

This equipment is a twin-mounted version that adopted a new type of ammunition to increase it's fire rate.<br>

''This equipment is a twin-mounted version that adopted a new type of ammunition to increase it's fire rate.''<br>

By placing it in a concentrated deployment, it was used as powerful anti-air armament on the anti-air cruisers in charge of fleet air defense.<br>

''By placing it in a concentrated deployment, it was used as powerful anti-air armament on the anti-air cruisers in charge of fleet air defense.''<br>

It was equipped on the Atlanta-class cruisers, and was used for short-range shelling in night battles.

''It was equipped on the Atlanta-class cruisers, and was used for short-range shelling in night battles.''

==Notes==

==Notes==

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==See Also==

==See Also==