फ्री वीडियो देखें Unique Bridge Design

(7.21 MB) 08 Jun 2019 को जोड़ा गया 97 बार खेला गया पुल Technology Design Structure
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Unique Bridge Design

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एनिमेशन का विवरण:

Engineering has advanced so fast that everything is easy now. Watch how they designed a bridge that can open and close for boats to go underneath.