他们选取一个铅原子，将其加速，让它与镍的原子碰撞。
They take an atom of lead, accelerate it, and have it collide with an atom of nickel.
你可以得到一个弹性散射的碰撞，在那，原子就会反射，铀235原子，还会继续，那也可能会减慢一点。
You can have an elastic scattering collision where the neutron just essentially bounces off the uranium 235 atom and just continues on and it's possibly slowed down ever so slightly.
这些粒子主要是质子、电子和氦原子核，并且当他们与地球高层大气中的原子核碰撞，就能产生次级粒子簇射。
The particles are generally protons , electrons and helium nuclei and when they collide with nuclei in the Earth's upper atmosphere they can produce shower s of daughter particles.
核聚变中，小原子核相互碰撞，形成大原子核，释放能量。
Fusion involves colliding small atomic nuclei together to form larger ones, and thus releasing energy.
当移位的原子与其他原子发生碰撞，造成的破坏就蔓延开来。
When these displaced atoms collide with other atoms, the damage spreads.
科学家们知道：只有在中子撞击原子的原子核时，中子才可能处于游离状态。这种碰撞会改变原子核的运动轨迹。
Scientists know that a neutron is loose only when the neutron hits the nucleus of an atom. The collision changes the path of the nucleus.
他们选取一个铅原子，将其加速，让它与镍的原子碰撞。
They take an atom of lead, accelerate it and have it collide with an atom of nickel.
在光谱管中原子间的碰撞是导致原子发射谱线加宽的重要原因之一。
The collisions between atoms in a spectral tube can be one of important Sources of emission-line broadening.
用敏化荧光和共振荧光的实验数据，可由该模型定出由于电子与原子碰撞而产生的原子能级间的转移速率。
Some electron collisional transfer rates between excited states of the atom can be calculated from this model using experimental data of both sensitized and direct resonant fluorescence.
正（负）电子与原子的碰撞理论是原子与分子物理主要的研究领域。
Positron or electron-atom collision theory is a main and fundamental area of atomic and molecular physics.
本文基于分子动力学模拟研究铝原子簇和碳原子簇轰击金薄膜的碰撞级联过程。
The aluminum and carbon clusters impacting on gold thin films have been studied by molecular dynamics (MD) simulation.
这些粒子主要是质子、电子和氦原子核，并且当他们与地球高层大气中的原子核碰撞，就能产生次级粒子簇射。
The particles are generally protons, electrons and helium nuclei and when they collide with nuclei in the Earth's upper atmosphere they can produce showers of daughter particles.
原子簇轰击后的多次碰撞及运动原子间的碰撞增加了靶原子的反冲能。
The multiple hits and the collisions between moving atoms make the recoil energies of target atoms increase.
该效应可用原子簇中原子与靶原子的多次碰撞及运动原子间的碰撞解释。
The effect has been traced to multiple hits by cluster atoms and the collisions between moving atoms.
对铜粒子团簇超高速碰撞铜无限大基体，本文选用了一种更可靠的原子间作用势和一种更合理的判定乱序原子方法。
For Cu cluster impacting an infinitely large Cu substrate, a reliable potential and a reasonable identification method of displaced atoms are adopted.
测得这种能量转移过程的速率系数和碰撞截面，可以获得原子之间以及原子与分子之间相互作用势的许多信息。
We can obtain a lot of information about interactional potential between atoms or atoms and molecules by measuring rate coefficients and cross sections.
冲破大气层过程中，这些高能粒子与高层大气的原子或分子碰撞，促使这些原子或分子吸收一部分的能量并将其储存，产生一种所谓的激发态原子。
When they breakthrough, they collide with atoms and molecules, which take some of the energy and store it, creating what's known as an excited atom.
冲破大气层过程中，这些高能粒子与高层大气的原子或分子碰撞，促使这些原子或分子吸收一部分的能量并将其储存，产生一种所谓的激发态原子。
When they breakthrough, they collide with atoms and molecules, which take some of the energy and store it, creating what's known as an excited atom.
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