根据化工热力学能量守恒方程,推导出了两种容器内可燃气体爆炸温度和压力的计算方法。
Based on the energy conversation equation of chemical engineering thermodynamics, two computation methods of explosion temperature and pressure of gas explosion in vessels were built.
在大爆炸的最初几分钟内,宇宙是种温度极高且非常小的物质。
During the first few moments of the big bang, the universe was an extremely hot and very small matter.
所以在大爆炸的最初几分钟内,宇宙是种温度极高且非常小的物质。
So during the first few moments of the big bang, the universe was an extremely hot and very small matter.
事实上,这些转瞬即逝的微型大爆炸将产生迄今为止最高的温度,重现大爆炸之后瞬间的温度情形。
In fact, these fleeting micro-Big Bangs will generate the hottest temperatures yet, replicating the temperature conditions just after the Big Bang.
因为人们认为在宇宙大爆炸之后的短时间内,宇宙的温度就有这么高。
Because that's how hot the universe was thought to have been just after the Big Bang.
这可能导致粉尘爆炸引发了灰尘,如果是激起每个类型,有其尘埃温度,从而对层的厚度取决于具体的光芒。
This can result in a dust explosion if the ignited dust is stirred up. Each type, of dust has its specific glow temperature, which depends on the thickness of the layer.
这就导致了一个与恒星的温度,压力不稳定,引发了毁灭性的爆炸,甩明星进入空间仍然存在。
This leads to an instability between the star's temperature and pressure, sparking a devastating explosion that flings the star's remains into space.
这种温度条件我们一般认为是不存在的——可能只有在一些致密星球的核心——大概在120亿至150亿年前宇宙大爆炸形成了如今的宇宙。
Such conditions are thought not to have existed - except possibly in the heart of some dense stars - since the Big Bang that formed the universe between 12 billion and 15 billion years ago.
大爆炸后,就有了时间和空间。 大爆炸初的1/10秒,宇宙密度比水大3000万倍,温度是300亿度。
Within the first 1/10 seconds of The Big Bang, the density of the universe was 30 million times larger than that of water with the temperature of 30 billion degrees.
根据普朗克黑体辐射定律,计算了金属桥箔和桥丝电爆炸后,等离子体产物的辐射温度。
According to Planck radiation law, the radiation plasma temperatures of the exploding foils and exploding wires were calculated.
这两种化学物质在一定的温度下相互作用产生一种引起爆炸的物质。
These two chemicals interact with each other at a certain temperature to produce a substance which could cause an explosion.
爆炸的时候,碰撞到了先前喷发出温度已经是较低的气体,从而才发出迄今从超级新星发出最为明亮的光芒。
When it exploded, it plowed into the cooler gases that had already been expelled, creating the brightest light show ever from a supernova.
结果表明:采用凝胶注入法可有效降低煤矿温度,减缓煤氧反应,降低爆炸危险。
It shows that infuse gel can reduce coal well temperature, coal and oxygen reaction and explosive fatalness greatly.
对于球形密闭容器内气云的爆炸过程,压力、速度、密度、温度、浓度等流场参数均随时间、空间而发生变化。
For explosion process of gas cloud in closed vessels, flow field parameters, such as pressure, velocity, density, temperature, concentration and so on, vary with time and space.
研究了不同热处理温度对爆炸焊接复合钢板结合界面组织和性能的影响。
The influence of heat treatment temperature on the binding interface morphology and properties of explosive cladding steel plate was studied.
定义了热点火温度,将桥丝式电火工品的热点火过程分为升温阶段和爆炸阶段。
Thermal ignition temperature was defined, the thermal ignition process of electric hot wire initiating devices was divided as calefactive phase and explosion phase.
本文主要研究的是二次和一次引爆型燃料空气炸药(分别简称DEFAE和SEFAE)爆炸的火球温度及火球热幅射效应。
The main research. of this thesis is about the fireball 's temperature and the heat radiation effect of DEFAE (Double Event Fuel Air Explosion) and SEFAE (Single Event Fuel Air Explosion).
同时爆生气体温度较高,容易引起瓦斯和煤尘爆炸。
At the same time, the high temperature of blasting gas can causing gas and coal dust explosion.
摘要:针对户外双层智能柜工作时易发生高温故障甚至爆炸的问题,控制其内部温度至关重要。
Abstract: For outdoor double smart cabinet work prone to high temperature failure even explosion problem, control the internal temperature is very important.
光化学点火延迟时间随初始爆炸波后温度和压力的降低而增长。
When the temperature and pressure behind incident shock wave decrease, the photochemical ignition delay times will increase.
采用高速摄影法及通过对爆炸反应区内不同部位温度的测量,对瓦斯爆炸传播火焰的特性进行了试验研究。
By measuring the temperature at different positions in the reaction zone and using high speed photography, the property of propagating flames in gas explosion was investigated.
最后,本文收集、整理、分析了几种用于测量爆炸火球温度及热辐射效应的实验研究方法。
At last, several methods of measuring fireball 's temperature and heat radiation effect have been introduced and analyzed.
液化石油气储罐在火灾作用下,其内部的温度和压力迅速上升,从而会引起储罐爆炸,进而酿成危害性更大的二次灾害。
When LPG tanks are exposed to external fire, their temperature and pressure will increase rapidly, which may cause the tanks exploding and lead the secondary hazard with much more damage.
对于便携式电子产品在应用到爆炸性气体环境中,其最高表面温度至关重要。
For portable electronic products in the application of the explosive gas environment, the highest surface temperature is crucial.
曾经利用这些观察结果计算在爆炸时地面的最高温度。
These observations were used to calculate the maximum ground temperatures at the time of the explosion.
外短路如发生也是危险的,锂电池的温度会升的很高,甚至会发生着火、爆炸。
External short circuit will cause danger. The temperature of lithium batteries rises higher if happened, and in certain condition battery will fire and explode.
热点温度一旦越过临界温度,持续时间达到爆炸条件,就有可能引起乳化基质爆炸。
When the temperature of hot spot is more than critical one and standing time reaches explosion condition, the explosion of emulsion base will explode.
热点温度一旦越过临界温度,持续时间达到爆炸条件,就有可能引起乳化基质爆炸。
When the temperature of hot spot is more than critical one and standing time reaches explosion condition, the explosion of emulsion base will explode.
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