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

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

mengboshi

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

jixiepangke

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Let's take a look at those fascinating machines together

jixiepangke

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Some useful life tips~

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

haoqiwanhuatong

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

yaki1

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

weiwenのjiming

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

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Man speed bump!! Skilled worker series~

jixiepangke

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

jixiepangke

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

jixiepangke

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Irresistible mechanical charm~

jixiepangke

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Why do honey collectors only harvest a small portion of the hive when harvesting honey at high altit

haoqiwanhuatong

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Speed bumps: the amazing work of skilled workers at work~

jixiepangke

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

jixiepangke

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

Citalinkele

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Why do CNC engraving machines make seasoned craftsmen both love and hate them?

jixiepangke

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Skilled workers create a satisfying work site!

jixiepangke

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