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| constant attenuation (The intensity of a beam of light that does not diminish as it gets further from the light source) | |||
| attenuation constant: 1 phrase in 1 subject |
| General | 1 |
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| constant attenuation (The intensity of a beam of light that does not diminish as it gets further from the light source) | |||
| attenuation constant: 1 phrase in 1 subject |
| General | 1 |