Why Aren't All Airplanes Painted in Color? - Auntie Rong's Aviation Science Lesson

Why do we need to grind off the bark? This is the process of peeling and rounding the wood before pe

haoqiwanhuatong

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How to drill a triangular hole? - Rong Mama talks about industrial science and mechanical structure

mengboshi

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Let's take a look at those fascinating machines together

jixiepangke

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Those are super cool machines!!

jixiepangke

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How harsh is the environment on a polar research vessel? #PopularScience #Unzip #ResearchShip #Polar

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Man speed bump!! Skilled worker series~

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Aviation drama spot the difference series! Watch Detective Conan "The Magician of Silver Wings" from

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Build a large remote-controlled aircraft from scratch based on the Airbus A350 aircraft

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Let's take a look at some satisfying work scenes! 10.9

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[Uzaki-chan Wants to Hang Out!] Uzaki At The Airport

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Let's take a look at the amazing workplace of skilled workers 9.2

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[Game]Plane Crash Assimilation S03E03: Xiangdiao Airline 7006 Crash

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Today's stress-relief video!! An astonishing workplace scene~

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Torturing Scene in "Princess Pearl" + Smirking Special Effect

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Why doesn't it hurt when a needle is stuck in my finger?

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[GMV] Unreal Aviation Incidents

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Speed Bump Worker Series

jixiepangke

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Let’s take a look at some amazing work sites!

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Game|Restore China Southern Airlines' Air Crash on May 8 in the Game

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The amazing workplace of skilled workers!!

jixiepangke

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