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关注：1
2013-05-23 12:21
求翻译：A narrow beam of monoenergetic photons with an incident intensity Io, penetrating a layer of material with mass thickness x and density ρ, emerges with intensity I given by the exponential attenuation law是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
A narrow beam of monoenergetic photons with an incident intensity Io, penetrating a layer of material with mass thickness x and density ρ, emerges with intensity I given by the exponential attenuation law
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2013-05-23 12:21:38
一个IO事件强度的单能光子的窄光束，穿透一层质量厚度X和密度ρ材料，出现我的指数衰减规律与强度
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2013-05-23 12:23:18
A narrow beam of monoenergetic photons with an intensity Io incident, penetrating a layer thickness of material with mass x intensity and density ρ, emerges with the exponential attenuation I given by law
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2013-05-23 12:24:58
A narrow beam of monoenergetic photons with an incident intensity Io, penetrating a layer of material with mass thickness x and density rho, emerges with intensity I given by the exponential attenuation law
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2013-05-23 12:26:38
A narrow beam of monoenergetic photons with an incident intensity Io, penetrating a layer of material with mass thickness x and density ρ, emerges with intensity I given by the exponential attenuation law
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2013-05-23 12:28:18
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