Большой англо-русский и русско-английский словарь
foamed lightweight, foam-type refractory material, foamea refractory
Англо-русский словарь технических терминов
foamed lightweight, foam-type refractory material, foamed refractory
Русско-английский политехнический словарь
foamed lightweight, foam-type refractory material, foamed refractory
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foamed light-weight