Nuclearsubmarines are able to provide their own infinite supply of air, water and power. Their only limitation for staying submerged is the amount of food on board.
核潜艇可以无限止地供应空气，水和动力，唯一对潜水时间有限制的是艇上的食品储量。
2
Japan has already provided around 20 billion yen to help dismantle more than 70 retired nuclearsubmarines believed to have been abandoned in the Russian Far East.
日本已经提供了约20亿日元，帮助拆除70多个已被俄罗斯遗弃在远东地区的退役核潜艇。
3
STEALTH bombers, giant aircraft carriers and nuclearsubmarines are the modern symbols of military might, but they are of limited use in today's "asymmetric" conflicts.