أرسل هذا في رسالة قصيرة: NUMERIC MODELING FOR DETERMINATION OF THE CRUSHING ZONE THICKNESS AROUND THE TUNNEL BASED ON MOHRCOULOMB AND HOEK-BROWN CRITERIA

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| |  | ||  |  ___||   / ___//  /_   _// | |  | || 
| |/\| ||  | ||__     \___ \\   -| ||-  | |/\| || 
|  /\  ||  | ||__     /    //   _| ||_  |  /\  || 
|_// \_||  |_____||  /____//   /_____// |_// \_|| 
`-`   `-`  `-----`  `-----`    `-----`  `-`   `-`