To date, 58 U.S. nuclear submarines have been equipped with Sperry Marine VMS-based navigation systems, and 92 percent of them have been certified to use ECDIS-N as the primary navigation plot.

迄今为止，美国的58艘核潜艇都已配备了斯佩里海事VMS导航系统，其中92％已经获得认证，使用ECDIS-N作为主要的导航图。

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The variation of nuclear deformations with Z, N is studied with a two-level model with charge independent nucleon-nucleon interactions. Results obtained agree fairly well with observed ones.

用双能级模型以及与电荷无关的核子-核子相互作用研究核形变随Z，N的变化，得到了与实验大体相符的结果。

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Creating an electronic folder in the name of the BPS 'n' Nuclear contract number and the customer's name.

创建一个电子文件夹，文件夹名字包括英伦管架有限公司“N”核能合同号以及客户名称。

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Mr.Obama,due to chaira special U.N.Security Council session Wednesday on nuclear disarmament, said nuclear actions by Iran and North Korea threaten to take the world down a "dangerous slope" toward uncontrolled proliferation.

VOA: standard.2009.09.23

The United States maintains that the self-described satellite launch would violate U.N.Security Council Resolution 1718, which bans North Korean nuclear weapons and ballistic missile tests, and was approved after Pyongyang's 2006 nuclear test.

VOA: standard.2009.03.12

On the Iran nuclear issue, Lavrov said while Moscow opposes harsh additional U.N.sanctions against Tehran, it does support,and is applying, "robust" political pressure to get Iran to return to negotiations with the major powers on its enrichment program.

VOA: standard.2009.05.07

The North expelled U.S. nuclear experts and U.N. nuclear inspectors after the rebuke.

CNN: STORY HIGHLIGHTS

Pakistan is believed to have between 30 and 40 nuclear warheads, according to the U.N. nuclear watchdog, the International Atomic Energy Agency.

CNN: Pakistan: Nuke security fool-proof

ElBaradei headed the International Atomic Energy Agency, the U.N. nuclear watchdog, from 1997 to 2009.

CNN: Egypt opposition leader calls for election boycott