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Aktinometer n; Strahlungsmesser m | |||
Strahlenmesser m (Instrument zum Messen der Intensität der Wärmestrahlen) | |||
Aktinometer n (instrument measuring the intensity of photochemically active radiation); Strahlenmesser m (instrument measuring the intensity of photochemically active radiation) | |||
Sonnenstrahlungsmesser m; Strahlenmesser m | |||
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Strahlenmesser m |
actinometer: 2 phrases in 1 subject |
Physics | 2 |