Most experts believe a huge impact early in Earth's history ejected material into space that became the.
绝大多数的专家都相信,月球是在一个巨大行星与早期地球碰撞过程中所产生的碎石组成的。
Most experts believe a huge impact early in Earth's history ejected material into space that became the moon.
绝大多数的专家都相信,月球是在一个巨大行星与早期地球碰撞过程中所产生的碎石组成的。
When a normal pulsed laser radiation is focused to irradiating a target of metal or isolator, a space electric signal will be observed in the vaporized and ejected material before the target.
当普通脉冲激光聚焦照射金属或绝缘体靶时,在靶前面激光产生的蒸汽和溅射物质中,观察到空间电信号。本文报导了有关实验结果,并作了定性分析。
When a large body strikes a planet or moon, material is ejected, thereby creating a hole in the planet and a local deficit of mass.
当一个大型天体撞击行星或月球时,物质会被抛射出去,从而在行星上形成一个洞,造成局部质量不足的现象。
Thee necessary steps must also be taken to avoid or protect against the risk of hot or very cold material being ejected.
必须采取措施消除由于接触或接近高温或极低温机械零部件或材料所引起的伤害危险。
They believe that material ejected by dying stars gravitates towards the centre of the galaxy.
他们相信由濒临死亡的星体发出的物质被引力拖向星系中心。
The X-ray observations show that the ejected outer material is enriched by complex atoms, especially nitrogen, cooked inside the star's nuclear furnace and dredged up onto the stellar surface.
X射线的观测表明喷发的外层物质靠复杂的原子所浓缩,特别是氮,既在恒星的内部核反应堆反应又被撒到恒星的表面。
Normally, the ejected electron will be replaced within the material and a characteristic X-ray will be emitted with an energy that is dependent on the atomic number of the material.
此时原子处于激发状态,外层电子充填内层电子的空位并伴随释放出特征X射线(其能量与物质的原子量有关)。
The nebula's complex structures are likely the result of this strong wind interacting with material ejected in an earlier phase.
该星云的复杂构造很可能是强烈星风与早期抛出物质的互动结果。
The nebula's complex structures are likely the result of this strong wind interacting with material ejected in an earlier phase.
该星云的复杂构造很可能是强烈星风与早期抛出物质的互动结果。
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