他表示：“由于两国决定升级更新日益老化的核武生产工厂、导弹、潜艇与轰炸机，支出将会上升。”

"Spending will increase because of decisions by both nations to upgrade and replace ageing nuclear production factories, missiles, submarines and bombers," he says.

潜艇舱口。

The upper submarine hatch.

当驱逐舰搜索潜艇时，潜艇迅速下潜。

The submarine dove quickly as the destroyer searched for it.

潜艇指挥台围壳是潜艇的舰桥部分，是潜艇最主要的突出附体结构。

Submarin sail is part of the bridge and the most important projecting attached part of submarine.

导弹正向目标飞去。

The missile homed in on the target.