17年后，印度第一艘新常规潜艇服役
India to commission its first new conventional submarine after 17 years17年后，印度第一艘新常规潜艇服役NEW DELHI: "Sea denial" is the name of the game for convent...
India to commission its first new conventional submarine after 17 years17年后，印度第一艘新常规潜艇服役NEW DELHI: "Sea denial" is the name of the game for convent...