The biggest crane in the world
778 بار بازدید -
8 سال پیش
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The modern crane is the
The modern crane is the ancestor of an invention credited to the ancient Greeks who introduced these lifting machines in order to move large stones when constructing their immense temples. Soon after, subsequent empires in Egypt and Rome were also counting on this mighty tool. Throughout the history of construction, cranes have grown in size and power to match the jobs people needed them for.
8 سال پیش
در تاریخ 1395/09/11 منتشر شده
است.
778
بـار بازدید شده