اعجاز مهندسی: تسمه نقاله فسفات توضیح ...
2024年2月2日 The Bou Craa Phenomenon: World’s Longest فسفات نوار نقاله. Spanning an astonishing 61 miles (approximately 98 kilometers) across the Sahara Desert, the Bou Craa phosphate conveyor belt in Morocco holds the title of the world’s longest conveyor belt