The wisdom of the working people! Using the principle of leverage and gravity to move heavy objects.

The wisdom of the working people, using simple tools can also dig wells! #Science #Unzip #Constructi

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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

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

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[Science] Amazing science magical toys to astonish you

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Speed Bump!! Cool Mechanical Series 6.17

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

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What is it like for your civil engineering senior to be a civil engineer? What are the changes after

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Speed Bumps: Skilled Worker Series ~12.2

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Decompression video of the workers series!

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involution

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Man Speed Bump!! Skilled Worker Series

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It turns out that the horns of different cows are so different.

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What a zombie moon looks like

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Do you know why elephants crush watermelons before eating them? #elephant#elephantfoot#elephant eats

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Some useful life tips~

jixiepangke

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Come take a look at the amazing work site!!

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[Physical Magician Matthew] "Sanctify the flesh, muscle Matthew"

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[MMD] Bolt Connection Animation

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How terrifying is gallium metal? Pour gallium on an Apple computer and something unexpected happens

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Cancer cells can multiply indefinitely, so why can’t they be served as meat on the table?

tanmi

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