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.
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。
If a 100-foot-wide asteroid hit Earth, the shock wave from its explosion in the atmosphere could flatten trees and kill every large animal for hundreds of square miles.
如果一个100英尺直径的小行星撞击地球,它在大气中爆炸产生的冲击波可以令数百平方英里内所有的树木倒伏,并杀死所有的大型动物。
Then we'll move onto the second section, where we'll study the impact generated by our explosion in the form of dust and shock waves.
然后我们将移动到第二部分,我们将研究爆炸产生的冲击波和冲击波的影响。
Few years ago an explosion of a packed train a few hundred miles from Moscow would have caused shock and outrage right across Russia.
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。
According to the shock theory, the ejecta produced by explosion form the pressure pulse, and it spreads in forms of either compression waves or expansion waves.
根据激波理论,爆炸产生压力脉冲并以压力波的形式传播,既有压缩波也有膨胀波。
By doing a simple underwater explosion experiment, we can gain pressure - time curve and parameters of the shock wave and com - pare them with values in theory.
再通过简易的水下爆炸试验,得到了冲击波的压力-时间历史曲线及其参数并与理论值作了比较。
Explosion field of FAE are divided into three zones: cloud zone, boundary zone and shock wave zone.
FAE爆炸场划分为云雾爆轰区、边缘区和冲击波作用区。
As one of the most efficient instrument to resist against the anti-warship weapon's fragments and explosion shock, the protective tank is widely used in war ship protective structure.
防护水舱作为抵御反舰武器爆炸破片和冲击波效应的有效手段之一,在舰船防护结构中经常被采用。
Objective:To develop an economical, simple and portable device for imitation of ship shock motion produced by non-contacting under water explosion.
目的:研制经济简便、易搬运携带、可真实模拟实船水下非接触爆炸响应的模拟舰船冲击装置。
Navy ships may be subject to shock generated by non-contact underwater weapon explosion, contact weapon hits, self-delivered weapon explosion and nuclear blast.
舰船冲击环境主要是水下爆炸、武器直接命中、自身发射武器爆炸和核爆炸冲击波作用于船体的结果。
The emission spectra and radiation behaviour of aluminium powder driven by hydro oxygen detonation in explosion shock tube are studied by OMA spectrograph and three monochromaters.
利用OMA谱仪及三台单色谱仪研究了爆炸激波管中铝粉在氢氧爆轰激励下快速反应的发射谱及辐射特性。
The explosion behaviours of the mixture of hydrogen and oxygen are studied with the shock tube.
利用此激波管我们研究了氢气和氧气混合物的爆炸特性。
After the phone is fully charged, the long-term do not unplug the charger, easy to aging charger, resulting in security risks, and even fire, explosion, accidental electric shock and other accidents.
手机充完电后,长期不拔充电器,容易让充电器老化,造成安全隐患事故,甚至发生火灾、爆炸、意外触电等事故。
By adjusting to the clearance, the explosion shock wave shape will be controlled and it bases the match design for liner's structure and explosion wave shape.
通过调节飞片与主装药距离来控制爆轰波波形,为进行药型罩结构和爆轰波形的匹配设计打下基础。
The energy distribution for ground shock of explosion with different buried depths in soil is studied with numerical simulation method, and the coupling coefficient data is gained from test.
利用数值模拟方法研究了土中装药不同埋设深度爆炸能量分布问题,通过试验得到了耦合系数数据。
The mine electric leakage can not only cause the electric shock of the people but also some serious accidents such as the fire hazard, coal dust explosion, and gas explosion, etc.
煤矿井下漏电,不仅会引起人身触电,还会酿成火灾、煤尘及瓦斯爆炸等恶性事故。
The macroscopic effects of protective door under compound action of shock wave and fragment are reviewed by explosion in Prototype tunnel.
利用原型坑道内爆炸试验,考察了破片和空气冲击波的复合作用对防护门的宏观破坏效应。
Specially, the check of blasting safety is carried out in the fields of both explosion shock wave and blasting vibration.
并着重从爆炸冲击波和爆破震动两个方面对爆破安全进行了校核。
The paper analysed the process of smashing rock near a explosion source by shock wave and stress wave and the reflecting action of stress wave on the free face.
分析了集中药室爆破时,爆破冲击波和应力波对药室附近岩体的破碎过程及应力波在自由面的反射作用。
The destruction of the defending obturation of all kinds of pipelines through walls and floors in civil air defense engineering under explosion shock waves is currently focused on.
爆炸冲击波作用下人防工程各种管道穿墙板构造部位防护密闭性是否受到破坏,是一个值得深入研究的问题。
Abstract: The open-air explosion hazards are seismic effect, blasting individual flying rocks, blasting toxic gases, explosive air shock wave and noise hazards.
摘要:露天爆破的危害有爆破地震效应、爆破个别飞石、爆破有毒气体、爆炸空气冲击波和噪声等危害。
The open-air explosion hazards are seismic effect, blasting individual flying rocks, blasting toxic gases, explosive air shock wave and noise hazards.
露天爆破的危害有爆破地震效应、爆破个别飞石、爆破有毒气体、爆炸空气冲击波和噪声等危害。
When the shock wave is formed, the propagation velocity of the two peak values of explosion wave, become nearer and nearer, that is reciprocally authenticated with the explosion propagation theory.
形成激波后,爆炸波两峰值往下游传播越来越靠近,测试结果与爆炸传播理论是相互验证的。
The research shows it is feasible that aluminum foam is applied in fuel-air explosion and it can attenuate shock waves generated by fuel-air explosions effectively.
研究显示:将泡沫铝应用到油气类爆炸防护中是可行的,能有效衰减油气爆炸产生的冲击波。
We find that there appears a singular trajectory ( density on it being zero ) and a additional left-facing shock after the reflected wave reaches the explosion point.
我们发现,在反射波到达爆炸点后,这里出现了一条密度为零的奇轨线和另一条左向的激波。
After the BLEVE accidents, the main harm comes from the radiation made by the explosion, and the harm caused by shock waves is relatively small by contrast.
BLEVE事故发生后,主要危害来自于爆炸产生的火球的热辐射,爆炸产生的冲击波超压危害相对较小。
This article analyses that when an explosion happens in a hole filled with water, how the shock wave is produced and how it transmits and what shock it gives to the wall of the hole.
本文分析了含水炮孔爆破时,水中爆炸冲击波形成和传播的规律以及对孔壁的冲击作用。
At the same time, the device also has a simple structure, easy installation, easy adjustment and dust-proof, waterproof, shock, explosion and other functions.
同时,该装置还具有结构简单、易安装,调整方便以及防尘、防水、防震、防爆等功能。
At the same time, the device also has a simple structure, easy installation, easy adjustment and dust-proof, waterproof, shock, explosion and other functions.
同时,该装置还具有结构简单、易安装,调整方便以及防尘、防水、防震、防爆等功能。
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