In nuclei nuclear force is 137 times higher than the electromagnetic force.

在原子核中，核力要比电磁力大137倍。

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This allows a short-range phenomenon called the strong nuclear force to take over and causes the nuclei to merge and form helium.

之后会出现强核力占主导作用的短距效应，进而，原子聚合成为氦。

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Scientists believe that gravity, electromagnetic force, strong nuclear force and weak nuclear force are the Four Basic Forces of the universe.

科学家们认为，万有引力、电磁力、弱力和强力是宇宙中的四种基本作用力。

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The U.N.and U.S. imposed fresh sanctions on Iran, last month, to force it to stop enriching uranium for its controversial nuclear program.

VOA: standard.2010.07.23

So while Bush sounds like he's proposing substantial cuts in nuclear force levels, it could be a difference without much distinction.

CNN: Bush's missile defense plans may be indistinct from Clinton-Gore's

The linchpin of the model is the underlying unity of two of the three forces: electromagnetism and the weak nuclear force.

ECONOMIST: Particle physics makes sense, but it assumes too much

It sought to build up the European project as a counterweight to America and to create its independent nuclear force de frappe.

ECONOMIST: Charlemagne