Последние добавленные видео:
Under-Water-Transport
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5 years ago
3856440 5 years ago 5:38How the world's longest underwater tunnel was built - Alex Gendler
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6 years ago
519367 6 years ago 2:20Water transport vehicles for kids - Vocabulary
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2 years ago
1227998 2 years ago 4:12Unbelievable! The sea is full of water, how is the undersea tunnel built?
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10 years ago
9115 10 years ago 1:26Military underwater transport, navigation and communication systems
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6 years ago
709613 6 years ago 2:51How Sea Lions Are Inspiring the Future of Underwater Transport
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1 year ago
42 1 year ago 8:38Europe's New $7 Billion Underwater Mega Tunnel
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3 years ago
81960 3 years ago 4:25How does the submarine rise and dive
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4 years ago
433775 4 years ago 5:18The Engineering of the Veluwemeer Aqueduct
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3 weeks ago
14 3 weeks ago 3:27A New Era of Underwater Transport Is Coming I Subsea Hyperloops Is This the Future of Ocean Travel?
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2 years ago
766844 2 years ago 6:53The Underwater Thrill | Learning Story | Kids Moral Stories | English Kids Stories | Tia & Tofu