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Practically all building materials have their advantages and disadvantages. That’s why some materials are used most widely in building construction for the purpose of binding together masonry units. Among them are lime, gypsum and cement. Last material forms very important elements in all masonry structures, such as stone, a brick.
• основы
• элементы
• подразделения
• секции
Тема: Распознавание значений слов по контексту
Предмет: Иностранный язык (английский)