- CASED COMPOSITE BEAM
- عارضة مركبة ومغلفة
English-Arabic construction engineering dictionary. 2015.
English-Arabic construction engineering dictionary. 2015.
Door — For other uses, see Door (disambiguation). A door is a movable structure used to open and close off an entrance, typically consisting of a panel that swings on hinges or that slides or rotates inside of a space. When open, they admit ventilation… … Wikipedia