- degree of incombustibility
- группа возгораемости (конструкции)* * *degree of incombustibility [of inflammability]предел огнестойкости; группа возгораемости (материалов, конструкций)
Англо-русский строительный словарь. 2013.
Англо-русский строительный словарь. 2013.
chemical element — Introduction also called element, any substance that cannot be decomposed into simpler substances by ordinary chemical processes. Elements are the fundamental materials of which all matter is composed. This article considers the… … Universalium