Terms for subject Earth sciences containing period

English	German
braking period	Bremsperiode
braking period	Bremsdauer
characteristic vibration period	Eigenschwingungs-periode
delay period	Verzoegerungszeit
interglacial period	Warmzeit
interglacial period	Zwischeneiszeit
interglacial period	Interglazial
natural period	Periode der Eigenschwingung
ordovician period	ordovike Periode
period of activity	Tätigkeitsperiode
period of activity	eruptive Phase
period of braking	Bremsperiode
period of braking	Bremsdauer
pressure period	Druckperiode
pressure switch cut-out period	Regelungsdauer
quiescent period in the discharge	Ruhephase einer Entladung
reactor period	Reaktorzeitkonstante
regulator switch cut-out period	Regelungsdauer
short-period longitudinal oscillation	schnelle Längsschwingung
suction period	Saugperiode