This process places the U. s. Navy in the role of being the world's only organization to design, build, operate, and recycle nuclear powered ships.

美国海军在这个过程中地方作用作为世界上唯一的组织设计、建设、经营、再造核动力船舶。

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Nuclear energy has an excellent safety record, but there are now over 430 commercial nuclear-power plants in the world, in some 30 countries, and over 200 nuclear-powered ships and submarines.

原子能的安全记录还是令人满意的，然而现在已经有430多个商业核电站分布在世界各地的近30个国家中，此外还有200多艘核动力船只和潜水艇。

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The Shipyard has pioneered an environmentally safe method of deactivating and recycling nuclear-powered ships.

造船厂，摸索了环境安全的方法再造失核动力船舶。

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In a wood-paneled office aboard the Nimitz, Vice Admiral Cullom points out that when the Navy decided to build nuclear-powered ships like this one, the technology was too expensive to be commercially viable.

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The proposed plan would retire seven cruisers early, delay construction of the next large-deck amphibious warfare ship by one year, cancel the second Virginia-class nuclear-powered attack submarine (SSN) in 2014, delay construction of two smaller amphibious warfare ships, and reduce procurement of littoral combat ships by two and joint high speed vessels by eight.

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