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Helligkeitsstufe f; Helligkeitswert m | |||
Grad der Lichtintensität; Stärke der Lichtintensität |
light level : 38 phrases in 7 subjects |
Communications | 6 |
Construction | 1 |
Earth sciences | 4 |
General | 14 |
Metallurgy | 1 |
Optics branch of physics | 6 |
Transport | 6 |