Cleaning Up Costa Concordia's 180,000-Ton Ruins

Smithsonian Channel
Smithsonian Channel
7.4 میلیون بار بازدید - 9 سال پیش - When a shipwreck the size
When a shipwreck the size of the Costa Concordia needs to be removed, experts turn to a process called parbuckling: rolling it underwater with hydraulics, then carefully towing it away.

From: CRUISE SHIP DOWN: SAVING CONCORDIA
http://bit.ly/1Qn4lX9
9 سال پیش در تاریخ 1394/02/17 منتشر شده است.
7,468,626 بـار بازدید شده
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