美国和俄罗斯签署协议，计划处置68吨武器级放射性钚，将其做为民用核反应堆的燃料。

The United States and Russia signed an agreement to dispose of sixty-eight tons of weapons-grade plutonium. They plan to use the plutonium as fuel for civilian nuclear reactors.

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目前民用船舶结构设计主要是依据船舶入级与建造规范进行的。

At present, civil ship structures are mostly designed by the rules.

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公司具备国家级防水资质，可从事公路、铁路、民用建筑、地下工程、市政工程等行业的防水工程。

Companies with national qualification, can be engaged in waterproof highways, railways and civil construction, municipal engineering of underground engineering, the waterproof project etc.

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