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300,000 heads versus 20,000 people—advantage is mine!
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The power of science
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[Science] Amazing science magical toys to astonish you
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Gear machining: Why only a tiny bit of cutting is required? #Science #Unzip #Machinery #ExtremeComfo
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Why do sprinkler heads keep knocking when irrigating farmland? #Science #Decompression #Irrigation #
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Why is steel colored after cutting? #Science #Unzip #Metalworking #CoolKnowledge
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Speed bump!! Amazing machinery~
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I advise you to quit porn (enlarging testicles)
How to make a Poo-Po-Po boat for Sosuke and Ponyo?
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Let's follow Mechanical Punk to explore the irresistible charm of machinery!
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Why don’t civilian aircraft spray flames? The working principle of turbofan jet engines
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Introduction to Traditional Group Farming Culture in Africa
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Super cool mechanical series of speed bumps!
Electromagnetic experiment
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Why doesn't it hurt when a needle is stuck in my finger?
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The 2023 Top 100 list for Japan has been compiled, and Yua Mikami dominates the top three spots. Her
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The Fertilization Process of Sperm and Egg
"Earthquake Bed," which has been watched by 50 million people online, is about to release version 2.
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Don't pick your belly button after taking a shower
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Interviewing the first candidate caught cheating in the college entrance examination in 2020, I neve