Hai cercato la traduzione di inalterable da Francese a Inglese

capuchon plastique inalterable
weather-resistant plastic plug

resine halogenee inalterable a la chaleur et a la lumiere
halogen-containing resin stabilized against heat and light

tube de verre muni d'un revetement inalterable absorbant les rayonnements
glass tube with radiation-absorbing anti-aging coating

tole d'acier laminee a froid a phase unique de ferrite ou tole d'acier plaquee au zinc par fusion pour emboutissage profond a froid inalterable par vieillissement et procede de fabrication
ferrite single phase cold rolled steel sheet or fused zinc plated steel sheet for cold non-ageing deep drawing and method for manufacturing the same

caracteres dactylographes et imprimes inalterables obtenus par impression et perforation de papier
unalterable typewriting and printing through paper imprinting and perforation