أرسل هذا في رسالة قصيرة: Behaviour of reinforced concrete columns strengthened by external prepacked concrete jacketing under uniaxial compression

 ______      ___      _  _      ___       _____  
|      \\   / _ \\   | \| ||   / _ \\    / ___// 
|  --  //  / //\ \\  |  ' ||  | / \ ||   \___ \\ 
|  --  \\ |  ___  || | .  ||  | \_/ ||   /    // 
|______// |_||  |_|| |_|\_||   \___//   /____//  
`------`  `-`   `-`  `-` -`    `---`   `-----`