氦是一种很轻的气体。
氢是很轻的气体。
This energy is contained in a very light gas called hydrogen.
它含在一种叫氢气的很轻的气体中。
The vacuum distillation unit distills off heavy and light gas oils.
真空蒸馏装置精炼出重柴油和轻柴油。
The principle of two-stage light gas gun, its driver gas and test facilities are expounded.
阐述了其工作原理及所使用的工作气体和试验用品；
He did not like her usual style, turned left, but again lowered stance, softly light gas to coax her.
他没有像她一贯的作风，掉头就走，而是再次放低姿态，轻声轻气地哄她。
Shock behavior of silicon nitride ceramic was investigated by using a one-stage light gas gun facility.
用一级轻气炮冲击加载装置，对氮化硅陶瓷进行了冲击性能实验研究。
The treating process included naphtha absorption, light gas oil absorption and once through hydrogenation, etc.
汽油、柴油吸收一加氢一次通过式流程。
The launching technique to enhance the projectile velocities of a two-stage light gas gun was studied in this paper.
本文研究了提高二级轻气炮弹丸速度的发射技术途径。
The inhibitor for coke formaation in the Pyrolysis of light gas oil is studied using a set of continuous tube reactors.
在一套连续管式反应器中对轻柴油的裂解结焦抑制剂进行了研究。
The behaviour of shock compression of the mixture of carbon and water is studied by means of loading technique of two stage light gas gun.
利用二级轻气炮加载技术研究了碳水混合物的冲击压缩特性。
The results can be used to simulate or predict the product distribution and operation character for cracking furnace of light gas oil in an ethylene plant.
本文的研究结果可用于模拟或预测乙烯装置中轻柴油裂解炉的产物分布及运转特性。
The results show that thiophene can inhibit effectively the coking of light gas oil in promoting pyrolysis of light gas oil and increase the olefine yields.
结果表明噻吩能有效抑制轻柴油的结焦，并可促进轻柴油裂解，提高烯烃收率。
This paper describes in detail the technology used in the separation of projectile from its seat in the hypervelocity impact study on the two-stage light gas gun.
本文详细介绍了利用二级轻气炮发射超高速弹丸的弹托分离技术。
To solve the problem of sabot separation in experiments using light gas gun with short target chamber, a new type of sabot and its separation device were designed.
为了解决短靶室轻气炮实验中的弹托分离问题，设计了新型弹托结构和弹托气动分离装置。
A bluish ribbon of light stretching from left to right across the picture might be a knot of gas ejected by the supernova.
一个从左延伸至右穿过整幅图片的浅蓝色光可能是由超新星喷发出的气体的集结体。
If you suspect a gas leak, do not strike a match or even turn on an electric light.
假如你怀疑有煤气泄漏，不要划火柴，甚至连电灯都不要开。
Light and radio waves are absorbed and scattered by interstellar gas and dust.
光波和无线电波能被星际气体和尘埃吸收及散射。
But at infrared wavelengths bright light from nearby stars lights gas and dust up with beautiful purples, greens, and blues.
不过在临近恒星发出的红外波长光线的照射下，让它的气体和尘埃呈现出美丽的紫、绿和蓝色。
Recent computer modeling speculates the event would be violent, unleashing tremendous light as gas is trapped between the two black holes and then rushes toward the more massive one.
最近的计算机模式推测，这种合并事件是非常火爆的，它们释放出巨大的光芒，两个黑洞之间的气体被严重压缩，然后冲向更多的巨大的黑洞。
A long tendril of colder gas and dust extends many light years into the void from the receding ionization front.
低温气体和尘埃长长的卷须从渐行渐远的电离前沿一直延伸到数光年远的太空。
Imprinted on that light is information about the gas giant's atmosphere, which yields clues about the properties of Jupiter's high-altitude haze above the cloud tops.
那光线中携带的信息就恰好说明了木星大气层——那团远在云层之上的高海拔的薄雾——的详细情况。
Light traveling through different mediums, such as chilled sodium gas, does slow substantially, but this is because the light is being bounced between the atoms within the medium.
根据盖利森的意见，光可以通过不同的介质运行，如在通过冷冻的纳气时，光的速度实质上变慢了。然而这是因为光线在运行介质里的原子之间时，会反复地反弹。
Unlike reflection nebulae like DG 129, which reflects light from nearby stars, this nebula emits light from hot ionized gas that glows as it cools.
反射星云DG 129反射的是临近恒星的光芒，而照片中的星云光芒则是由于其中炙热的电离气体变冷时发出的。
The three sets of observations that purported to see methane on Mars all relied on the absorption lines which the gas imposes on light at specific wavelengths.
三组观测声称火星上有甲烷依赖于甲烷气体所影响的吸收(谱)线处在一个非常特别的波段上。
European nations worry about their dependency on Russian gas, particularly in the light of previous pipeline closures.
欧洲国家因其对俄罗斯天然气的依赖而忧心忡忡，尤其是在俄罗斯数次关闭输气管道之后。
The trick is to keep very light pressure on the gas pedal, just enough to feed a steady amount of fuel to the engine.
技巧是在油门上轻施压力，仅够供给引擎稳定量的燃料。
In both cases, high concentrations of the gas are dark, while low concentrations are light.
在两幅图中，气体密度越高的区域颜色也就越深，低密度区则更浅。
Stars and planets form within swirling clouds of dust and gas that visible light cannot penetrate, but which infra-red radiation can.
那些漩涡状的尘埃气体云是恒星和行星诞生的摇篮，虽然可见光无法穿透其间，但是红外光却可以做到。
Instead the nebula glows with light from hydrogen gas being charged by the stars' radiation.
星云的光辉则是来自在恒星强烈辐射作用下带电的氢气。
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