如果爆炸距离较远，爆炸产生的冲击波会在30秒左右到达。
If the explosion is some distance away, it could take 3 0 seconds or more for the blast wave to hit.
如果为了保证效果而使爆炸距离太近，到时候地球可能会被很多爆炸碎块击中，就不是单单一个小行星的问题了，这样反而会使破坏范围扩大。
If you explode too close to impact, perhaps you ' ll get hit by several fragments rather than one, so you spread out the area of damage.
“所以，紧靠爆炸装置还是离开它哪怕只有一小段距离——甚至只是几英尺——之间的区别，能够拯救你的性命。”博卡说道。
"So the difference between being just a small distance away from the explosive device - even a few feet - versus being right next to it, can save your life," Borkar says.
几年前，距离莫斯科几百里的一列挤满人的火车爆炸造成了全俄罗斯的震惊与愤怒。
A few years ago an explosion of a packed train a few hundred miles from Moscow would have caused shock and outrage right across Russia.
他所处位置距离爆炸中心两英里，这里下起一阵“碎片雨”——燃烧的纸片和衣服碎片。
He was two miles from the epicentre of the blast, in a rain of flaming scraps of paper and clothes.
热辐射密度以核爆点距离平方倒数的速度衰减，爆炸、冲击波、致电离辐射效应的衰减速度则更快。
The intensity of thermal radiation decreases only as the inverse square of the distance from a nuclear detonation, while blast, shock, and prompt ionizing radiation effects decrease more rapidly.
该爆炸线可由机器人而从35米距离发射，清除45米宽的道路。
The explosive line charge, which the robot fires from a distance of 35 meters, can clear a path 45 meters wide.
“影片中描绘得很真实，”博卡说，“现实中就是这样，如果你距离炸弹很近并用手指进行接触，如果爆炸了，手套可什么忙也帮不上。”
"That's realistically portrayed in the film," says Borkar. "the truth is, if you're close enough to a bomb to be touching it with your hands and it goes off, no gloves are going to help you."
然而，尘降物的数量会因核装置的大小以及爆炸时与地面的距离而不同。
However, the amount of fallout will vary based on the size of the device and its proximity to the ground.
我们的宇宙从所有方向看，大致是相同的，甚至包括比自大爆炸后光传播最远的距离更远的分离区域。
The universe looks roughly the same in all directions-even parts that seem to be separated by more than the distance light has traveled since the Big Bang.
在爆炸发生前不久，安全录像捕捉到一辆白色汽车向安全大门驶来，距离酒店入口只有150至200米。
Just moments before the explosion, security cameras caught a white car driving up to a security gate, 150 - to 200-meters ahead of the entrance to the hotel.
参宿四，是距离地球640光年的猎户星座中的一颗红巨星，这意味着它的生命将会因为爆炸而即将结束。
Betelgeuse, which is part of the Orion constellation 640 light years away from Earth, is a red supergiant, meaning that it is nearing the end of its life and is due to explode.
巴德梅尔先生说，如果洛杉矶距离核爆炸中心一英里多的人们没有躲进掩蔽所，核辐射将造成285 000人伤亡。
If people in Los Angeles a mile or more from ground zero of an attack took no shelter, Mr. Buddemeier said, there would be 285, 000 casualties from fallout in that region.
几分钟后，在距离出事地点大约200码的地方又发生了第二起爆炸。
图像显示该爆炸地点距离地球38亿光年，位于一个星系的中心，那里可能存在一个特大黑洞。
The images show that the explosion took place 3.8 billion light-years from Earth, at the center of a galaxy where a supermassive black hole would lie.
这样的一个高红移量表明这个星系距离我们93亿光年，所以我们现在看到的它是宇宙大爆炸44亿年之后的它。
Such a high redshift indicates the galaxy is 9.3 billion light years away, so we see it just 4.4 billion years after the Big Bang.
在中断了通常的搜索远距离宇宙爆炸任务后，NASA的Swift人造卫星获得了邻近螺旋星系的紫外线高质量图像。
In a break from its usual task ofsearching for distant cosmic explosions, NASA's Swift satelliteacquired the highest-resolution view of a neighboring spiral galaxyever attained in the ultraviolet.
不过，即使相对分解为原子的距离，或在一个黑洞，宇宙大爆炸中心发现的引力场。
However, even relativity breaks down for atomic distances, or gravitational fields found in the center of a black hole or the Big Bang.
飞机坠机后，随时会发生火灾或爆炸，因此还要保持一段距离。
Fire or explosion can happen at any time after a crash, so put some distance between you and the plane.
在离开爆炸某一特定距离处接收到的辐射能便有所减少。
There is a decrease in the radiant energy received at a specified distance from the explosion .
总领馆距离发生爆炸的奥贝·罗伊饭店不到100米！
China Consulate General is only 100-meter to Oberoi Hotel, which an explosion happened there.
几年前，距离莫斯科几百里的一列挤满人的火车爆炸造成了全俄罗斯的震惊与愤怒。
Few years ago an explosion of a packed train a few hundred miles from Moscow would have caused shock and outrage right across Russia.
爆炸应力波峰值随距离衰减是工程爆破参数设计的理论依据之一。
Attenuation rule of the peak value of explosion stress wave vs. distances is one of the theoretical bases for designing engineering blasting parameters.
计算表明，炮孔深度(装药长度)增大，爆炸应力波峰值随距离的衰减指数减小。
The results indicate that the decay coefficient of the peak value of blast wave with the distance will be reduced as the hole depth (charge length) is increased.
我们无法近距离地观察到时间开始之初的样子，因为大爆炸并不是每天都会发生的事情。
We haven't seen it up close because Big Bangs aren't something that occur every day.
他们表示这名工人试图驾驶一辆后座装有小型爆炸物的轻型卡车进入这座距离菲尼克斯市区50英里的核电站，目前电站已关闭并处于警戒状态。
They say he tried to enter the plant with a small explosive device in the back of his pickup truck. The plant about 50 miles west of downtown Phoenix was put on lockdown.
就在他们离开车子一段安全距离时，车子爆炸了。
就在他们离开车子一段安全距离时，车子爆炸了。
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