Why don’t civilian aircraft spray flames? The working principle of turbofan jet engines

The Ultimate Comfort: The Men’s Speed Bump Machine

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Handmade|16 small inventions

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She'll make you say "wow" in just 3 seconds!

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The Mechanical Beauty of Speed Bumps

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It's hard to believe this was made in the last century.

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Harmonic Drive Reducer

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How a Car Engine Works

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Shock-Absorbing Seat

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Do you know what ACG means?

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Lathe Burnishing Tool

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What is a "gear pump"? Put two rotating gears into water and interesting phenomena will happen.

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【4K】Curvature Flight-Target Proxima Centauri

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Fully Automatic Mushroom Bagging Machine

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Those super cool mechanical series of speed bumps~

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Unboxing video!! The irresistible charm of machinery

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How big is our universe?

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Principles of Turbocharging and Supercharging

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Japan's ride-on humanoid mecha is now on the market

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My failure of homemaking pulse-jet engine

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Principle of the Three-Stage Reducer

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