 |
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| half-thickness (in radiometry) | |||
| attenuation half-thickness (half-value layer, half-value thickness, first, second, ...) | |||
| half-value thickness | |||
| half-thickness | |||
| half thickness; half-value layer | |||
| Halbwertschicht: 11 phrases in 2 subjects |
| Biology | 10 |
| Environment | 1 |