By contrast, India's ageing conventional diesel-powered submarines need to constantly surface to recharge their batteries. 與此相反，印度軍隊傳統的老式常規動(dòng)力潛艇需要經(jīng)常浮出水面充電。
The submarine force is composed both of conventional and nuclear-powered units, with underwater attack and some nuclear counterattack capabilities respectively. 潛艇部隊編有常規動(dòng)力潛艇部隊和核動(dòng)力潛艇部隊，具有水下攻擊和一定的核反擊能力。
