中子是中性不带电的粒子，当它通过物体时并不直接产生电离或激发作用。
Neutrons, being electrically neutral particles, do not produce ionization or excitation directly in their passage through matter.
中子是中性不带电的粒子，当它通过物体时并不直接产生电离或激发作用。
Neutrons, being electrically neutral particles, do not produce ionization or excitation directly in their passage through matter.
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