A nuclear blast is an explosion with intense light and heat, a damaging pressure wave, and widespread radioactive material that can contaminate the air, water, and ground surfaces for miles around.

核爆炸会释放出高能量的光和热，破坏力巨大的压力波，而且四处飘散的放射性物质会污染数周围英里内的空气，水，和地表。

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The energy of a nuclear explosion is transferred to the surrounding medium in three distinct forms: blast; thermal radiation; and nuclear radiation.

核爆释放的能量将以三种不同的形式传递给周围环境：冲击波、热辐射和核辐射。

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It activates a gamma-ray detector that will spot a nuclear blast as much as 100 miles away and instantly shut all the airvents. He had it tested before moving in.

它能使伽马射线嗅探器工作——嗅探100英里外核爆炸并立即关闭所有通风口。

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(OMITTED) Lieutenant Zacharia Davis says the soldiers are taught how to treat nuclear bomb blast injuries in the classroom.

VOA: standard.2010.07.26

Experts say terrorist groups are seeking materials for a crude nuclear device - a so-called "dirty bomb" - that would have limited blast potential but could spread radiation in a major urban area.

VOA: standard.2010.04.11

Besides the actual performance, they look at how long it takes the soldiers to complete their tasks, since time can make the difference between survival or death for those who are lucky enough to be alive after the nuclear blast.

VOA: standard.2010.07.21

The United States has several simulators that could be modified to emulate the EMP effect of a high-altitude nuclear blast.

CENTERFORSECURITYPOLICY: Center For Security Policy

But there should be no confusion, the shot of Bruce at the cafe comes amid a montage of scenes showing each person close to Bruce finding out a bit of information revealing Bruce survived the nuclear blast.

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His decision to ban all nuclear tests would preclude the U.S. from conducting even extremely low-yield tests (for example, those that produce as little of a blast as the equivalent of four pounds of high explosive) as part of the nuclear stockpile stewardship program.

CENTERFORSECURITYPOLICY: Center for Security Policy | ��Having It Both Ways��: Clinton��s Assault On National Security Would Gut Nuclear Deterrent And Prevent Missile Defense