根据一种假设，这颗行星的重力场会对由尘埃和气体组成的原行星盘产生牵引力。
According to one hypothesis, the planet's gravitational field tugs on the protoplanetary disk of dust and gas from which it formed.
据推测，所有行星都是由尘埃和气体组成的原始云团凝聚而成，其组成与木星的组成有些相似。
It is hypothesized that the primordial cloud of dust and gas from which all the planets are thought to have condensed had a composition somewhat similar to that of Jupiter.
空气是由肉眼看不见的气体组成的。
实验温度、气体组成与甲醇合成工业条件相接近。
The ranges of the temperature and the gas composition were similar with the conditions of synthesis of industrial methanol.
低层大气由均质的混合气体组成，所以也叫均质层。
The lower atmosphere is referred to as the homosphere because it has a uniform mixture of gases.
尖埃和气体组成的慧尾可以跨过天空，延伸数万里。
A tail of dust and gas may stretch millions of kilometres across the sky.
由于彗星主要是由冻结的水和气体组成的冰，撞击地球的彗星将会蒸发。
Because comets are largely ice made up of frozen water and gases, a comet striking Earth then would have vaporized.
红色细长的丝状体是由冷却下来的气体组成，气体处于磁场中。
The red threadlike filaments are composed of cool gas suspended by a magnetic field.
由于与强烈的高层阳光的相互作用，电离层由相对炽热的带电气体组成。
The ionosphere is made up of relatively hot gases that are electrically charged due to interactions with intense, high-altitude sunlight.
这些粒状斑的平均直径为1000千米，由太阳内部上升的高温气体组成。
On an average size of 1000 km, these cells are made of hot gas rising from inside the Sun.
在这张图片里面，中间明亮的行星处在绿色气体组成的环形的中间。
In this image, the bright central star is in the middle of the green ring of gas.
本课题研究的是用变压吸附法调节控制气调库中的气体组成和含量。
At present, the performance of pressure swing adsorption is researched for controlling the composition and content in the controlled atmosphere storage.
太阳系列一开始是一个由灰尘和气体组成的圆盘，围绕年轻的太阳旋转。
The solar system began as a disk of dust and gas swirling around the young sun.
棕矮星是一些由炽热的气体组成的球，它们缺乏像行星那样足够的质量来进行氢的燃烧。
Brown dwarfs are balls of warm gas that lack the mass necessary to fuse hydrogen at their core, as stars can.
焊接工艺评定记录单上应包括封底焊时所用的惰性保护气体组成成分和流率。
The PQR shall include the composition and flow rate of the shielding and inert gas backing, when used.
行星状星云一个由来自中心濒临死亡恒星所释放出的气体组成的正在膨胀的星云。
A planetary nebula is an expanding cloud of gas ejected from a star that is nearing the end of its life.
我们研制了一台能够在线监测气溶胶粒径分布和气体组成成分的气溶胶在线质谱仪。
A homemade miniature aerosol mass spectrometer was reported, which can rapidly monitor gas composition and aerosol size distribution in vehicle exhaust.
混合气体吸附不仅与温度、压力有关，而且随气体组成而变化，存在所谓竞争吸附现象。
Gas mixture adsorption is related to temperature and pressure, also there exists the competing adsorption phenomena with the change of gas composition.
混合气体吸附不仅与温度、压力有关，而且随气体组成而变化，存在所谓竞争吸附现象。
Adsorption of mixed gas not only is related to the temperature and pressure, but also changes as the gas composition changes, because exists the so-called "Competing adsorption phenomena".
这些云由密集的灰尘和气体组成，大约是太阳密度的10到50倍。就象是一个昆虫的茧一样。
These clouds are composed of dense dust and gas and are about 10 to 50 times more massive than the sun.
硫在井筒的沉积除了受外界压力、温度、气体组成、产气量等影响外还受气体初始含硫量等控制。
This process of sulfur deposition is influenced by pressure, temperature, gas composition, production rate , initial sulfur content in gas and so on.
根据丙烷脱氢的平衡气体组成，模拟计算了在工业反应温度下、在不同氧浓度下的绝热燃烧压升。
According to the equilibrium composition propane dehydrogenation, we simulate the adiabatic combustion pressure rise at different industrial reaction temperature under different oxygen concentration.
星云由发光的气体组成，其间夹杂暗色的尘埃。这种明暗相间的组成标示了银河系缓慢的漩涡运动。
Clouds of stars are glowing gas, with patches of darkening dust, mark the slow-changing spiral patterns of the Galaxy disk.
该技术使变换后的气体组成简单易于分离，其关键是开发或优选以焦炉气为原料的CO变换催化剂。
The key point is to develop or to optimize co shift catalyst which could be applied to COG.
采用国际通用标准对压缩机气体组成、容积流量、轴功率、进排气压力和进排气温度等指标进行了测定。
Gas composition, volume flow rate, axial power, pressure and temperature of inlet and discharge gases of the compressor have been evaluated with the international general standard.
线性下降的快慢和激光工作气体组成、气压、输出耦合镜反射率、注入能量、工作气体组成等均有关系；
The gradient of the pulse energy to ambient temperature varies with the composition of the laser mixtures, pressure, mirror reflectance or input energy.
A BB公司的连续排放监测系统利用高度精确的和经过验证的红外技术来检测和测量多达12个气体组成的最低部分每百万浓度。
ABB's continuous emission monitoring system USES highly accurate and proven FTIR technology to detect and measure up to 12 gas components in the lowest part per million concentrations.
A BB公司的连续排放监测系统利用高度精确的和经过验证的红外技术来检测和测量多达12个气体组成的最低部分每百万浓度。
ABB's continuous emission monitoring system USES highly accurate and proven FTIR technology to detect and measure up to 12 gas components in the lowest part per million concentrations.
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