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excitation lifetime
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excitation lifetime
Encyclopedia
理学
原子动力学
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excitation lifetime
激发态寿命
处于激发态的原子回到基态或低激发态需要的时间。每个原子(分子或离子)在激发态停留的时间并不相同,但大量同种激发态原子的平均停留时间是确定的,激发态寿命指的就是这个平均寿命。
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galactic magnetic field
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galactic model
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galactic nova
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galactic nucleus
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galactic pericenter
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galactic plane
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galactic pole
Galactic potential
galactic primary gas clouds
Galactic radio astronomy
galactic radio astronomy
Galactic radio astrophysics
galactic radio astrophysics
Galactic radio emission
galactic radio emission
Galactic radio noise
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