The main difficulties are how to deal with the expansion of explosion gas products in state of high pressure and temperature, and the interaction of blast waves and structural responses.
数值研究的难点表现为：高温、高压爆炸气体产物的膨胀和结构的动力学响应问题。
Based on the theory of quasi-static explosion gas dilation and the principle of rock fracture mechanics, Brittle rock fracture model is developed for notch blast with non-coupled charge explosion.
基于准静态爆生气体膨胀和岩石断裂力学理论，建立了不耦合装药刻槽爆破时的脆性断裂爆破模型。
She was ordered out of her home by a fire marshal because the house next door had an explosion from a leaking gas main.
她被消防队长命令离开自己的家，因为隔壁房的煤气主管道泄漏发生了爆炸。
Gas enterprise have many features as follows: inflammableness, explosion, poisoning and so on.
燃气企业有着易燃、易爆、有毒等特点。
Before the explosion, the companion star may have dumped gas onto VFTS 102, spinning it up to extreme speed the way falling water makes a water wheel turn.
在那颗伴星爆炸之前，其气体可能曾经冲向恒星VFTS 102，致使该恒星的旋转加快到极速，就像落下的水使水轮旋转一样。
Pressure mounted Monday to launch a search for 29 men trapped in a New Zealand coal mine for three days since a gas explosion, but the mine remained too dangerous to enter.
到周一为止，自新西兰煤矿毒气爆炸已经过去三天，关于营救被困29名矿工的舆论压力不断增加，但由于矿井内毒气太重而无法施救。
Instead, the gas buildup in the well provided a causal force leading to an explosion.
相反，是气体积聚提供了一个因果关系的力量，导致了这一场爆炸。
The X-ray image shows an expanding shell of hot gas produced by the explosion.
这张X射线的照片展示了爆炸后产生的气体膨胀的外壳。
At least 14 miners are trapped underground at a coal mine in Mexico following a gas explosion. It happened in the northern state of Coahuila.
墨西哥北部科阿韦拉州一座煤矿发生瓦斯爆炸，造成至少14名矿工被困井下。
It would take days for the gas to fill the condo before it reached the compressor at the base of the refrigerator and the compressor's electric motor set off the explosion.
之后的几天里，煤气慢慢填充到整间公寓，最终到达冰箱底部得压缩机，压缩机上的电引擎引发爆炸。
The explosion of the Hindenburg showed the dangers of hydrogen as a lifting gas and resulted in new emphasis on helium, which is not flammable, rather than ending the reign of rigid airships.
Hindenburg号爆炸事件表明采用氢气作为飞艇的填充气非常危险，但新的填充气采用氦气——一种不可燃气体，而不是终止采用飞艇技术。
In April 2009, a major explosion damaged the main gas pipeline connecting Russia to Turkmenistan.
2009年4月，一场大爆炸对连接俄罗斯与土库曼斯坦的主要天然气管道造成了严重损坏。
A pipeline carrying gas from Egypt to Israel and Jordan has been hit by an explosion in the Sinai peninsula.
一条从埃及向以色列和约旦输送天然气的管道在西奈半岛受到爆炸袭击。
The official said the gas explosion was caused by a 'flame device' that a victim's son had been told was a propane heater.
这名官员说，天然气爆炸是由一个“火焰装置”引起，一名受害者的儿子被告知那是一个丙烷加热器。
An explosion rocked a natural-gas power plant Sunday in Middletown, Conn., sending earthquake-like shock waves miles away.
康涅狄格州米德尔敦一家天然气发电厂发生爆炸，形成如同地震一般的冲击波，影响达数英里。
It was, it seems, an explosion on a Soviet gas pipeline.
似乎是苏联天然气管道发生爆炸。
Since hydrogen gas is extremely combustible, when enough hydrogen gas is mixed with air, it reacts with oxygen. If there is enough hydrogen gas, it will react rapidly, producing an explosion.
因为氢气是高可燃气体，当足够多的氢气进入空气中，它就会跟其中的氧气反应。
27 people were killed and 6 injured Thursday morning in a gas explosion at a coal mine in Fuxin, Liaoning.
4日上午9时，辽宁省阜新市清河门区河西镇第八煤矿发生一起瓦斯爆炸事故，造成27人死亡。
On the basis of experiment, the influence of impressed electromagnetic field on fire transmission speed and overpressure in gas explosion was investigated.
在实验的基础上，研究了外加电磁场对瓦斯爆炸过程中火焰传播速度和超压的影响。
Officials in California say they have completely contained a fire which was caused by a gas explosion near San Francisco's International Airport.
旧金山国际机场附近的汽油爆炸引发大火，加利福尼亚官员表示目前他们已经控制了火势。
The engineers are thoroughly (investigating) the causes of the gas explosion.
工程师们正在彻底调查有关煤气爆炸的原因。
Using high speed schlieren photographs the microstructure of flame front surface in gas explosion was studied from the microscopic view.
通过高速纹影图像从细观角度详细研究了不同传播条件下瓦斯爆炸火焰前锋的细微结构。
Dynamical characteristics of gas explosion and its transmission process during the course of coal resource exploitation were studied, and the preventive measures og gas explosion were discussed.
研究了煤炭资源开采过程中诱发的瓦斯爆炸机理及其传播过程中的动力特性，探讨了瓦斯爆炸事故的预防对策。
At 11:25 a.m., the explosion ripped through the Kleen Energy Systems LLC natural-gas power plant being built here in a sparse industrial area along the base of the Connecticut River.
上午11点25分，康涅狄格河沿岸工业区在建的Kleen EnergySystemsLLC天然气发电厂发生爆炸。
The transmission medium of municipal buried gas pipeline has the character of flammability, explosion and toxicity.
城市埋地燃气管道主要输送的介质有着易燃、易爆、有毒等特性。
The transmission medium of municipal buried gas pipeline has the character of flammability, explosion and toxicity.
城市埋地燃气管道主要输送的介质有着易燃、易爆、有毒等特性。
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