slab roof(1. образованная одной плитой перекрытия, перекинутой с одной стороны перекрываемого пространства на другую; 2. м.б. употреблено в значении "плита перекрытия")
extensive green roof(An extensive green roof system is characterized of its vegetation, which need little maintenance and no permanent irrigation system yevsey)
extensive green roof system(An extensive green roof system is characterized of its vegetation, which need little maintenance and no permanent irrigation system yevsey)